Server messages spec

The YftJsonIntegrationServerMessage enum defines the different types of messages that the server can send to the client. Each message type corresponds to a specific information or event that the client needs to handle.

Message Types:

• AuthResult

• BidAsk

• AccountEvent

• Position

• PendingPosition

AuthResult

The AuthResult message communicates the outcome of an authentication attempt by the client.

{
  "message_id": "test",
  "message_type": {
    "server_message": {
      "auth_result": {
        "result": "auth_failed",
        "session_id": null
      }
    }
  }
}

{
  "message_id": "test",
  "message_type": {
    "server_message": {
      "auth_result": {
        "result": "success",
        "session_id": "id"
      }
    }
  }
}

{
  "message_id": "test",
  "message_type": {
    "server_message": {
      "auth_result": {
        "result": "unauthorized",
        "session_id": null
      }
    }
  }
}

Name	Type	Desc
Result	[String] Enum: Success; AuthFailed - tech issues; Unauthorized;	Result status
Session Id	String (Optional)	Uuid of session

BidAsk

The BidAsk message provides the latest bid and ask prices for a specific financial instrument.

{
  "message_id": "test",
  "message_type": {
    "server_message": {
      "bid_ask": //bidask
    }
  }
}

Name	Type	Description
bid_ask	BidAsk	BidAskModel

AccountEvent

The AccountEvent message notifies the client about events or changes related to their account.

{
  "message_id": "feb227ed-c238-497c-acfe-a00ffab009de",
  "message_type": {
    "server_message": {
      "account_event": {
        "account_update": {
          "account": {
            "id": "9020b4e5-dade-46da-9469-7a58fa25fd56",
            "trader_id": "8bb66514-657e-4fad-8619-41daa873f4aa",
            "currency": "USD",
            "balance": 6401.125104675008,
            "trading_disabled": false,
            "leverage": 10,
            "trading_group": "Main",
            "stop_out": 100,
            "create_date": 1727193913548382,
            "last_update_date": 1731655889733785,
            "last_update_process_id": "ns-profile-update-1731655886904146",
            "metadata": {}
          },
          "operation": {
            "id": "ed79287b-4e04-4acf-b2cf-180b52c3a457",
            "trader_id": "8bb66514-657e-4fad-8619-41daa873f4aa",
            "account_id": "9020b4e5-dade-46da-9469-7a58fa25fd56",
            "operation_type": "Trading",
            "process_id": "202411-15T1241:31.153-juv78vbcw",
            "delta": -0.49939999999990503,
            "date_time_unix_ms": 1731674491244930,
            "comment": "Trading result",
            "reference_operation_id": "69bfec4b-26cf-43b2-857b-e5a9fef9e24e"
          }
        }
      }
    }
  }
}

{
  "message_id": "feb227ed-c238-497c-acfe-a00ffab009de",
  "message_type": {
    "server_message": {
      "account_event": {
        "account_added": {
            "id": "9020b4e5-dade-46da-9469-7a58fa25fd56",
            "trader_id": "8bb66514-657e-4fad-8619-41daa873f4aa",
            "currency": "USD",
            "balance": 0.0,
            "trading_disabled": false,
            "leverage": 10,
            "trading_group": "Main",
            "stop_out": 100,
            "create_date": 1727193913548382,
            "last_update_date": 1731655889733785,
            "last_update_process_id": "ns-profile-update-1731655886904146",
            "metadata": {}
          }
      }
    }
  }
}

Account Event is an enum, so you have 2 possible options there;

Name	Type	Description
Account Added	Account	New account added to system
AccountUpdated	AccountUpdate	Exsisted account updated

AccountUpdate

Name	Type	Description
Account	Account	Account model after update
Balance Operation	BalanceOpeartion (Optional)	Only if balance was updated

Position event

The Position message informs the client about their trading positions, including opening, updating, or closing positions.

{
  "message_id": "7b87bf1c-e88d-4251-bb6c-8bd40ab34dcb",
  "message_type": {
    "server_message": {
      "position": {
        "created": {
          "id": "be06c5da-35d4-4ca1-8865-f9b24b9038a3",
          "trader_id": "8bb66514-657e-4fad-8619-41daa873f4aa",
          "account_id": "9020b4e5-dade-46da-9469-7a58fa25fd56",
          "asset_pair": "BTCUSD",
          "lost_amount": 0.01,
          "side": "Buy",
          "leverage": 0,
          "create_date": 1731675320616142,
          "tp_in_instrument_price": null,
          "tp_in_currency": null,
          "sl_in_instrument_price": null,
          "sl_in_currency": null,
          "create_process_id": "202411-15T1255:20.549-5cqofxibb",
          "profit": -0.00009999999997489795,
          "metadata": {},
          "last_update_date": 1731675320616143,
          "last_update_process_id": "202411-15T1255:20.549-5cqofxibb",
          "asset_open_price": 89788.01,
          "asset_open_bid_ask": {
            "id": "BTCUSD",
            "bid": 89788,
            "ask": 89788.01,
            "date": 1731675320544000,
            "base": "BTC",
            "quote": "USD"
          },
          "open_date": 1731675320616145,
          "open_process_id": "202411-15T1255:20.549-5cqofxibb",
          "close_date": null,
          "close_reason": null,
          "asset_close_price": null,
          "asset_close_bid_ask": null,
          "close_process_id": null,
          "base": "BTC",
          "quote": "USD",
          "collateral_currency": "USD",
          "margin_price": 89788.01,
          "margin_bid_ask": {
            "id": "BTCUSD",
            "bid": 89788,
            "ask": 89788.01,
            "date": 1731675320544000,
            "base": "BTC",
            "quote": "USD"
          },
          "profit_price": 1,
          "profit_bid_ask": {
            "id": "",
            "bid": 1,
            "ask": 1,
            "date": 1731675320616059,
            "base": "",
            "quote": ""
          },
          "swaps": [],
          "lots_amount": 0.01,
          "lots_size": 1,
          "commission": 0.105
        }
      }
    }
  }
}

{
  "message_id": "7b87bf1c-e88d-4251-bb6c-8bd40ab34dcb",
  "message_type": {
    "server_message": {
      "position": {
        "updated": {
          "id": "be06c5da-35d4-4ca1-8865-f9b24b9038a3",
          "trader_id": "8bb66514-657e-4fad-8619-41daa873f4aa",
          "account_id": "9020b4e5-dade-46da-9469-7a58fa25fd56",
          "asset_pair": "BTCUSD",
          "lost_amount": 0.01,
          "side": "Buy",
          "leverage": 0,
          "create_date": 1731675320616142,
          "tp_in_instrument_price": 25.0,
          "tp_in_currency": null,
          "sl_in_instrument_price": null,
          "sl_in_currency": null,
          "create_process_id": "202411-15T1255:20.549-5cqofxibb",
          "profit": -0.00009999999997489795,
          "metadata": {},
          "last_update_date": 1731675320616143,
          "last_update_process_id": "202411-15T1255:20.549-5cqofxibb",
          "asset_open_price": 89788.01,
          "asset_open_bid_ask": {
            "id": "BTCUSD",
            "bid": 89788,
            "ask": 89788.01,
            "date": 1731675320544000,
            "base": "BTC",
            "quote": "USD"
          },
          "open_date": 1731675320616145,
          "open_process_id": "202411-15T1255:20.549-5cqofxibb",
          "close_date": null,
          "close_reason": null,
          "asset_close_price": null,
          "asset_close_bid_ask": null,
          "close_process_id": null,
          "base": "BTC",
          "quote": "USD",
          "collateral_currency": "USD",
          "margin_price": 89788.01,
          "margin_bid_ask": {
            "id": "BTCUSD",
            "bid": 89788,
            "ask": 89788.01,
            "date": 1731675320544000,
            "base": "BTC",
            "quote": "USD"
          },
          "profit_price": 1,
          "profit_bid_ask": {
            "id": "",
            "bid": 1,
            "ask": 1,
            "date": 1731675320616059,
            "base": "",
            "quote": ""
          },
          "swaps": [],
          "lots_amount": 0.01,
          "lots_size": 1,
          "commission": 0.105
        }
      }
    }
  }
}

{
  "message_id": "9f937f34-1ef9-480c-957c-a9cc551ef90a",
  "message_type": {
    "server_message": {
      "position": {
        "closed": {
          "id": "be06c5da-35d4-4ca1-8865-f9b24b9038a3",
          "trader_id": "8bb66514-657e-4fad-8619-41daa873f4aa",
          "account_id": "9020b4e5-dade-46da-9469-7a58fa25fd56",
          "asset_pair": "BTCUSD",
          "lost_amount": 0.01,
          "side": "Buy",
          "leverage": 0,
          "create_date": 1731675320616142,
          "tp_in_instrument_price": 100000,
          "tp_in_currency": null,
          "sl_in_instrument_price": null,
          "sl_in_currency": null,
          "create_process_id": "202411-15T1255:20.549-5cqofxibb",
          "profit": -0.7826999999998634,
          "metadata": {},
          "last_update_date": 1731675396857970,
          "last_update_process_id": "202411-15T1256:36.788-1c97kq1nr",
          "asset_open_price": 89788.01,
          "asset_open_bid_ask": {
            "id": "BTCUSD",
            "bid": 89788,
            "ask": 89788.01,
            "date": 1731675320544000,
            "base": "BTC",
            "quote": "USD"
          },
          "open_date": 1731675320616145,
          "open_process_id": "202411-15T1255:20.549-5cqofxibb",
          "close_date": null,
          "close_reason": null,
          "asset_close_price": null,
          "asset_close_bid_ask": null,
          "close_process_id": null,
          "base": "BTC",
          "quote": "USD",
          "collateral_currency": "USD",
          "margin_price": 89788.01,
          "margin_bid_ask": {
            "id": "BTCUSD",
            "bid": 89788,
            "ask": 89788.01,
            "date": 1731675320544000,
            "base": "BTC",
            "quote": "USD"
          },
          "profit_price": 1,
          "profit_bid_ask": {
            "id": "",
            "bid": 1,
            "ask": 1,
            "date": 1731675320616059,
            "base": "",
            "quote": ""
          },
          "swaps": [],
          "lots_amount": 0.01,
          "lots_size": 1,
          "commission": 0.105
        }
      }
    }
  }
}

Position Event is an enum, so you have 3 possible options there;

Name	Type	Description
Created	Position	Position created
Updated	Position	Position updated
Closed	Position	Position closed

Pending position

The PendingPosition message notifies the client about positions that are pending execution, such as limit or stop orders.

{
  "message_id": "4478debd-2de1-47d3-a26e-3be9730f3a1f",
  "message_type": {
    "server_message": {
      "pending_position": {
        "created": {
          "id": "a29df815-31a8-4958-8c75-3df892dcc568",
          "trader_id": "8bb66514-657e-4fad-8619-41daa873f4aa",
          "account_id": "9020b4e5-dade-46da-9469-7a58fa25fd56",
          "asset_pair": "BTCUSD",
          "lots_amount": 0.01,
          "side": "Sell",
          "create_date": 1731675673786120,
          "tp_in_instrument_price": null,
          "tp_in_currency": null,
          "sl_in_instrument_price": null,
          "sl_in_currency": null,
          "create_process_id": "202411-15T1301:13.713-baz556did",
          "metadata": {},
          "last_update_date": 1731675673786123,
          "last_update_process_id": "202411-15T1301:13.713-baz556did",
          "base": "BTC",
          "quote": "USD",
          "collateral_currency": "USD",
          "desire_price": 10,
          "lots_size": 1,
          "execute_price": 0,
          "order_type": "Limit",
          "init_price": 89813.57
        }
      }
    }
  }
}

Position Event is an enum, so you have 5 possible options there;

Name	Type	Description
Created	PendingPosition	Created
Updated	PendingPosition	Updated
Canceled	PendingPosition	Canceled
Failed	PendingPosition	Failed to execute
Executed	PendingPosition	Success execute