Amazon Step Functions Execution Started Event Details Structure

{
  "type": "object",
  "$schema": "https://json-structure.org/meta/core/v0/#",
  "$id": "https://raw.githubusercontent.com/api-evangelist/amazon-step-functions/refs/heads/main/json-structure/amazon-step-functions-execution-started-event-details-structure.json",
  "name": "ExecutionStartedEventDetails",
  "description": "Contains details about the start of the execution.",
  "properties": {
    "input": {
      "allOf": [
        {
          "$ref": "#/components/schemas/SensitiveData"
        },
        {
          "description": "The JSON data input to the execution. Length constraints apply to the payload size, and are expressed as bytes in UTF-8 encoding."
        }
      ]
    },
    "inputDetails": {
      "allOf": [
        {
          "$ref": "#/components/schemas/HistoryEventExecutionDataDetails"
        },
        {
          "description": "Contains details about the input for an execution history event."
        }
      ]
    },
    "roleArn": {
      "allOf": [
        {
          "$ref": "#/components/schemas/Arn"
        },
        {
          "description": "The Amazon Resource Name (ARN) of the IAM role used for executing Lambda tasks."
        }
      ]
    },
    "stateMachineAliasArn": {
      "allOf": [
        {
          "$ref": "#/components/schemas/Arn"
        },
        {
          "description": "The Amazon Resource Name (ARN) that identifies a state machine alias used for starting the state machine execution."
        }
      ]
    },
    "stateMachineVersionArn": {
      "allOf": [
        {
          "$ref": "#/components/schemas/Arn"
        },
        {
          "description": "The Amazon Resource Name (ARN) that identifies a state machine version used for starting the state machine execution."
        }
      ]
    }
  }
}