dingtalk-stream-sdk 0.2.3

{
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  "chatbotUserId": "$:LWCP_v1:$01B/44e/ph+R21B/X+43WLnAcUVO5BKL",
  "content": {
    "downloadCode": "mIofN681YE3f/+m+NntqpSkhBVXbzJynU67dC5w0IbHqPuOOPVtSALtsbDyGLuDijgWKMXcnIgmPgRWOrlUKIKVsmjhb8VBL70N4iMCi/h+ZXS65s4NhO0ZZIsaJQQ8Uoxjq7E5eWoTpQnOUDZbBN4B8DeMNd1Ve3LadiyV4jgF6FJ6LHWwccOhP1aN0vExiHt8AuBdy+YYC22IRssnxo44MRMwSVcjzsrTW2fHXkDtsguZQp1H0VQir43QvNxd5",
    "pictureDownloadCode": "9hSK+hQyEBYgEqGyDfnb895KcSkJuo7Jl8X9zYsDnL4+A4TMpKvgviXL8Pql+KBmZDTtLB2vFFQzrqiXlHP4NLkY1AYonoSjo66WMYfL3x2r4yMVrrzCJN3T/lMtuIaBrBpzl413PWVogVKWuGXBgV38xvI/6k+kpe3EGLiuaUbaks4ZZQwyl/YVieG402Wc9wGuC8ioaxtDWoOu+cEXBCIlpvhtxYKPB9uWXod1kQS0ThSF/MQHlfXpBB3Eu7Ba"
  },
  "conversationId": "cidh6ezDLHQau9V23Es/xSLNoiDDmPuN354KylQ2BaIhuM=",
  "conversationType": "1",
  "createAt": 1774084180700,
  "isAdmin": false,
  "msgId": "msgmJpewjjmDF5LPJdRs9n/ZA==",
  "msgtype": "picture",
  "openThreadId": "cidh6ezDLHQau9V23Es/xSLNoiDDmPuN354KylQ2BaIhuM=",
  "robotCode": "dingf0apw4ibx5u5ktba",
  "senderCorpId": "dinge19e25c0b3f73fd635c2f4657eb6378f",
  "senderId": "$:LWCP_v1:$gzXDEXQDiM8piyLH4HRRcg==",
  "senderNick": "赵文浩 022-3819",
  "senderPlatform": "Mac",
  "senderStaffId": "032615015535634423",
  "sessionWebhook": "https://oapi.dingtalk.com/robot/sendBySession?session=3dc9981636af125faaf72220d6242ff7",
  "sessionWebhookExpiredTime": 1774089580936
}