{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "146510",
    "entityType": "User",
    "nonce": "0x047a8858e0fdbfe02d5e8c3dc9f71fe0762d549c40f0d0594788742107821661",
    "signature": "0xd60a6e5813b560ffb635e94d23a7c4685e93856440d6cf0ed3155867a536e9bd01045dff33e97a211c0d28e3bd06af07c7ef9a819670787c975cf8d8f17de6d01c",
    "signer": "0x926F8d71a7109CF6Cce00DA74e1BcF50aAf63E8b",
    "userId": "358546053"
  }
}