{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "428192787",
    "entityType": "User",
    "nonce": "0x97a026ae9995744966654d4eff45331bce7ffa4de552f30d588a36363fef997f",
    "signature": "0xcd72810c1caf083b55ee40ab04f3befd338b05fce7dbde0ea73c677238cb047514aff4bb4042319ffe4934b12d1bea28970a044091e0172ec1187c528d7fd84c1b",
    "signer": "0x0fe82f565AaE260D57b8e691c61Fb05fE83B6F81",
    "userId": "614212580"
  }
}