{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "1717913",
    "entityType": "User",
    "nonce": "0xc32521f6537e8053d310bef53dfcf3fd1ea02ae9c98590f8dc0450844552be1f",
    "signature": "0x7d0b8ad552da04d80b8833fce1e51a031b891c75b3668f2a94022832c461d4bf7b8b06421bd8b5cf3fbcf25f8489e6047d349dbb9dc59b43efd1137f5a68b7281b",
    "signer": "0xf4932982eB30F083aAeE8850Fe5d411b7A5Df5a5",
    "userId": "746635137"
  }
}