{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "346318789",
    "entityType": "User",
    "nonce": "0xcb746c4eb227e0db84386f4639a3f2ec6de3c2f8239d7368906b202cb23697d6",
    "signature": "0xd6f912b901d1e84e8c0d4fc4c193e002ca327363d129b61a4d0cf23a85fb0d4c598985a88924ce2c8c7cba5f75d1a55b6bc752f8ecd871ae1e7e5447d29fe7f51c",
    "signer": "0x9436FA87F6c8C3aa9e0F0fc7960566dEeB9e23d4",
    "userId": "2047015"
  }
}