{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "235338",
    "entityType": "User",
    "nonce": "0x502815c9d43b819b95a16e0fdf493ddad32f5bd24fa41f9d82b76365977a1cec",
    "signature": "0x467bf43051150fab6e9fb1a5a385fd839bd9d0dfeb75baefd3b99bcd368bc53f6649f2ab04a6f44f3d5c4d595890c2141115727cf7fa8a4a89926901c11acd911b",
    "signer": "0x97Ce19D122F5b51231cF4DBbd25Ac36CBDd6CACa",
    "userId": "426864186"
  }
}