Retrieval tool call

{
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "$id": "#/components/schemas/runStepDetailsToolCallsRetrievalObject",
  "title": "Retrieval tool call",
  "type": "object",
  "properties": {
    "id": {
      "type": "string",
      "description": "The ID of the tool call object."
    },
    "type": {
      "type": "string",
      "description": "The type of tool call. This is always going to be `retrieval` for this type of tool call.",
      "enum": [
        "retrieval"
      ],
      "x-ms-enum": {
        "name": "RunStepDetailsToolCallsRetrievalObjectType",
        "modelAsString": true,
        "values": [
          {
            "value": "retrieval"
          }
        ]
      }
    },
    "retrieval": {
      "type": "object",
      "description": "For now, this is always going to be an empty object."
    }
  },
  "required": [
    "id",
    "type",
    "retrieval"
  ]
}