{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "241215583",
    "entityType": "User",
    "nonce": "0x86f0f9adccd302541ce45c04b11bc80789280abe42e9595e999a82a494627724",
    "signature": "0xfd6db8e93b5e9c73f2019157d0c5f73605f1a69fc47105307501d0d86accf2dc5592a073e01dab5cea59e6569170eb98902626e58b34e461d4be73547a47f2821b",
    "signer": "0x94e0dDC50579175818AaCFBC9aba8B065fEf2a55",
    "userId": "460147282"
  }
}