{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "153174",
    "entityType": "User",
    "nonce": "0xad82e1c94a71ed534b84da616a5bf6330a75a71cf7e1690609b5bc6d40325feb",
    "signature": "0x60125a1da24347dc31fc7e6dfa7360ede98b571aba990735a5e60a9e7c64dc5f447ab87b6a2065cc928f43a8f5a5113dcb2b1c26a60a0f7055168664497ffffb1b",
    "signer": "0xa0C10F709D3c5b2b5FecDEA05B821Ac58bF0c782",
    "userId": "641492277"
  }
}