{
  "$schema": "http://json-schema.org/draft-04/schema#",
  "title": "Price Proposal: Open Contracts (request)",
  "description": "Get the latest price (and other information) for contract(s) in the account's portfolio",
  "type": "object",
  "auth_required": 1,
  "auth_scopes": ["trade"],
  "additionalProperties": false,
  "required": ["proposal_open_contract"],
  "properties": {
    "proposal_open_contract": {
      "description": "Must be `1`",
      "type": "integer",
      "enum": [1]
    },
    "contract_id": {
      "description": "[Optional] Contract ID received from a `portfolio` request. If not set, you will receive stream of all open contracts.",
      "type": "integer"
    },
    "subscribe": {
      "description": "[Optional] `1` to stream.",
      "type": "integer",
      "enum": [1]
    },
    "passthrough": {
      "description": "[Optional] Used to pass data through the websocket, which may be retrieved via the `echo_req` output field.",
      "type": "object"
    },
    "req_id": {
      "description": "[Optional] Used to map request to response.",
      "type": "integer"
    }
  }
}