{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "14042",
    "entityType": "User",
    "nonce": "0xd2c5bf74d5cea2434836fd52079209253dfe0dffb31bdad4ddbd0b3c6e730c80",
    "signature": "0xfd7152fee27137035813caf68375d6004be9e0beb522b2b020ca481edb6c41d428d8e687cafb85f1ed7fcc9d1c87be9984b6ea3b4835453f192aef6bb198c6371c",
    "signer": "0x84B42609E987DD0953e02498E61987fB833B7C92",
    "userId": "887547386"
  }
}