{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "762494270",
    "entityType": "User",
    "nonce": "0xbfd57e0f4eff250343006b694015864f587752eba06452fce258ee92772771f7",
    "signature": "0x45cc2ee52b59294ee07a0df33bb8525c610e671523539dbcb260bf51b687f78324a4cb3d8cbfa087e60b8ebfd1227e6a60c808d995345fcd927ee2e555fd9e901c",
    "signer": "0x94e0dDC50579175818AaCFBC9aba8B065fEf2a55",
    "userId": "460147282"
  }
}