{
  "description": "Start a flow, optionally with parameters, a priority and a timeout.",
  "type": "object",
  "properties": {
    "flowId": {
      "type": "string",
      "description": "Unique identifier for the flow to initiate",
      "minLength": 1
    },
    "flowType": {
      "type": "string",
      "description": "Type of flow to initiate",
      "minLength": 1
    },
    "parameters": {
      "type": "object",
      "description": "Flow initiation parameters",
      "additionalProperties": true
    },
    "priority": {
      "type": "string",
      "description": "Flow execution priority",
      "enum": [
        "LOW",
        "NORMAL",
        "HIGH",
        "URGENT"
      ],
      "default": "NORMAL"
    },
    "timeout": {
      "type": "integer",
      "description": "Flow timeout in milliseconds",
      "minimum": 1000,
      "maximum": 86400000
    },
    "metadata": {
      "type": "object",
      "description": "Additional metadata for the flow initiation",
      "additionalProperties": true
    }
  },
  "required": [
    "flowId",
    "flowType",
    "parameters"
  ],
  "additionalProperties": false
}