{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "395602",
    "entityType": "User",
    "nonce": "0xa7bf2e1d54e26fcab77bb7d603bc810ed3697dc6deee9776f66de44b3917f3f2",
    "signature": "0x35ab9cf54f2de43e7077fb8a96059517cd671b09e5fe1c48969aebdd7c3095ea502775e91d5ebd2535998b93d2f02027e34ebe8a208501521337aeb675b9dd031b",
    "signer": "0x8fb06be829c5718Bb968af1525d910B795617ac0",
    "userId": "950478625"
  }
}