{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "776922",
    "entityType": "User",
    "nonce": "0xca5f8f0448b897ace43201990f6e0f95c5cfaccb34337aa2a325adad9e9ea52f",
    "signature": "0x2d44336e04fdc0c393eb8964c4a904d17dca1090b67fd0e47c6c5929021268f215339351231df848035292bd45cd1ccfd50a8baa6b574fb156b414886aa3aafc1b",
    "signer": "0x262a2A1c96da0dFD6f33595c8D775BefA860d02e",
    "userId": "486490947"
  }
}