{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "59868",
    "entityType": "User",
    "nonce": "0x96e253579aa55e3daca990c95d81f177b485bcf342346fc2daeb5a7018edc427",
    "signature": "0xd1b889c0ac842c4d65b25b6e34f3b5c5e93ae57c54e04d252b70648feef97b7860282ee67b6196920b655e9ad2526755f87646394d88d04cad35f6bb1d12af3e1b",
    "signer": "0xd9Fa1ac44597D750006BCEd68B36a63Afa62AEfC",
    "userId": "221168944"
  }
}