{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "25416",
    "entityType": "User",
    "nonce": "0xc823071c54121d74c19cdefd9ca4869f77cd9650423a388fb2a7848d7a790549",
    "signature": "0x904b87fa55f11a1dc169731202a96fcaac5392f026dc873a8e46d6a49efe930c11a24329cdcef9e719aeb7667618cc874acd510a8734cac8d5d839e148f725281b",
    "signer": "0x793bbEFbb3Cf1e6529B90296e502145aCcCDE8d6",
    "userId": "838777725"
  }
}