{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "134943",
    "entityType": "User",
    "nonce": "0x02b68b432864310e2b4f63eee9a205abbcaab33cf65b516e430adfb0218e624b",
    "signature": "0xc6b27baeff096b940509b161f314d669478eefedcd05d3762a359989eed9cae814ec5475ce7841046d64a746f4f92e3a256fc455a157a6d29eb496d24338a41b1b",
    "signer": "0xDfAC0702040EaBd2d42e773014D4b014C0747D9c",
    "userId": "707937"
  }
}