{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "358998259",
    "entityType": "User",
    "nonce": "0x0069654d77ac3a5068fc92ea28e7045c1d3d4d47cb369d755622956f5e740015",
    "signature": "0xd1a83ae5309fbf5514189eb72645ccb16fa887dc5de14199c2d9129d068d2915763e8e3593ce7986c4429f44ad8e3209a5bd5acc7b6b3623ef2497126b6733e41b",
    "signer": "0x3CEbf9bfE1b24355cBC348701860d601E226Dfbb",
    "userId": "172240066"
  }
}