SendMessageBatchEntry

constructor(id: String, payload: String, delaySeconds: Int? = null, attributes: List<MessageAttribute>? = null, deduplicationId: String? = null, messageGroupId: String? = null, messageSystemAttributes: List<MessageSystemAttribute>? = null)

constructor(Id: String, MessageBody: String, DelaySeconds: Int?, MessageAttributes: Map<String, MessageFieldsDto>?, MessageDedeuplicationId: String?, MessageGroupId: String?, MessageSystemAttributes: Map<String, MessageFieldsDto>?)