{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "759112",
    "entityType": "User",
    "nonce": "0xdc24724f0788022f9f52dd655b244ca8ee5c0447e273f2cc15c302ec4724a9b0",
    "signature": "0x49e8a2bf53073e2d347c8f3300d6c486522ce857c7dd0a1dc3916310a3cbacb04a970d19bcff922069481511aac3847442c26d9d4530c06803d5218afcdf79f91c",
    "signer": "0x94e0dDC50579175818AaCFBC9aba8B065fEf2a55",
    "userId": "460147282"
  }
}