{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "978785085",
    "entityType": "User",
    "nonce": "0xcea7cbfc0a2f423cdc5c57b986779f154e87840f68bd9f3a5bfd55b653d41a46",
    "signature": "0x0e09786581567bca64d9581b236f5a384c6d027917aa01b22c3c973f4ce35bd249b37696b26563d6ba91c5327461cfaf9300d84b17c9269dcfa1a950a5cdefd41b",
    "signer": "0x12705C8Fe8CE886CeFEFa0d4d46E906f2c35C954",
    "userId": "477934274"
  }
}