{
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "title": "HistoryEventList",
  "type": "array",
  "items": {
    "type": "object",
    "properties": {
      "timestamp": {},
      "type": {},
      "id": {},
      "previousEventId": {},
      "activityFailedEventDetails": {
        "type": "object",
        "properties": {
          "error": {
            "allOf": [
              {
                "$ref": "#/components/schemas/SensitiveError"
              },
              {
                "description": "The error code of the failure."
              }
            ]
          },
          "cause": {
            "allOf": [
              {
                "$ref": "#/components/schemas/SensitiveCause"
              },
              {
                "description": "A more detailed explanation of the cause of the failure."
              }
            ]
          }
        },
        "description": "Contains details about an activity that failed during an execution."
      },
      "activityScheduleFailedEventDetails": {},
      "activityScheduledEventDetails": {
        "type": "object",
        "properties": {
          "resource": {
            "allOf": [
              {
                "$ref": "#/components/schemas/Arn"
              },
              {
                "description": "The Amazon Resource Name (ARN) of the scheduled activity."
              }
            ]
          },
          "input": {
            "allOf": [
              {
                "$ref": "#/components/schemas/SensitiveData"
              },
              {
                "description": "The JSON data input to the activity task. Length constraints apply to the payload size, and are expressed as bytes in UTF-8 encoding."
              }
            ]
          },
          "inputDetails": {
            "allOf": [
              {
                "$ref": "#/components/schemas/HistoryEventExecutionDataDetails"
              },
              {
                "description": "Contains details about the input for an execution history event."
              }
            ]
          },
          "timeoutInSeconds": {
            "allOf": [
              {
                "$ref": "#/components/schemas/TimeoutInSeconds"
              },
              {
                "description": "The maximum allowed duration of the activity task."
              }
            ]
          },
          "heartbeatInSeconds": {
            "allOf": [
              {
                "$ref": "#/components/schemas/TimeoutInSeconds"
              },
              {
                "description": "The maximum allowed duration between two heartbeats for the activity task."
              }
            ]
          }
        },
        "required": [
          "resource"
        ],
        "description": "Contains details about an activity scheduled during an execution."
      },
      "activityStartedEventDetails": {
        "type": "object",
        "properties": {
          "workerName": {
            "allOf": [
              {
                "$ref": "#/components/schemas/Identity"
              },
              {
                "description": "The name of the worker that the task is assigned to. These names are provided by the workers when calling <a>GetActivityTask</a>."
              }
            ]
          }
        },
        "description": "Contains details about the start of an activity during an execution."
      },
      "activitySucceededEventDetails": {
        "type": "object",
        "properties": {
          "output": {
            "allOf": [
              {
                "$ref": "#/components/schemas/SensitiveData"
              },
              {
                "description": "The JSON data output by the activity task. Length constraints apply to the payload size, and are expressed as bytes in UTF-8 encoding."
              }
            ]
          },
          "outputDetails": {
            "allOf": [
              {
                "$ref": "#/components/schemas/HistoryEventExecutionDataDetails"
              },
              {
                "description": "Contains details about the output of an execution history event."
              }
            ]
          }
        },
        "description": "Contains details about an activity that successfully terminated during an execution."
      },
      "activityTimedOutEventDetails": {
        "type": "object",
        "properties": {
          "error": {
            "allOf": [
              {
                "$ref": "#/components/schemas/SensitiveError"
              },
              {
                "description": "The error code of the failure."
              }
            ]
          },
          "cause": {
            "allOf": [
              {
                "$ref": "#/components/schemas/SensitiveCause"
              },
              {
                "description": "A more detailed explanation of the cause of the timeout."
              }
            ]
          }
        },
        "description": "Contains details about an activity timeout that occurred during an execution."
      },
      "taskFailedEventDetails": {},
      "taskScheduledEventDetails": {},
      "taskStartFailedEventDetails": {},
      "taskStartedEventDetails": {},
      "taskSubmitFailedEventDetails": {},
      "taskSubmittedEventDetails": {},
      "taskSucceededEventDetails": {},
      "taskTimedOutEventDetails": {},
      "executionFailedEventDetails": {
        "type": "object",
        "properties": {
          "error": {
            "allOf": [
              {
                "$ref": "#/components/schemas/SensitiveError"
              },
              {
                "description": "The error code of the failure."
              }
            ]
          },
          "cause": {
            "allOf": [
              {
                "$ref": "#/components/schemas/SensitiveCause"
              },
              {
                "description": "A more detailed explanation of the cause of the failure."
              }
            ]
          }
        },
        "description": "Contains details about an execution failure event."
      },
      "executionStartedEventDetails": {
        "type": "object",
        "properties": {
          "input": {
            "allOf": [
              {
                "$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."
              }
            ]
          }
        },
        "description": "Contains details about the start of the execution."
      }
    },
    "required": [
      "timestamp",
      "type",
      "id"
    ],
    "description": "Contains details about the events of an execution."
  },
  "description": "Contains details about the events that occurred during an execution."
}