{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "905219052",
    "entityType": "User",
    "nonce": "0x37874c2452a439c6b192cb80b30971f21d4f14146b7961db2f8716bb7244572a",
    "signature": "0x6c09efac46bf75a891188ae859989adc918b61a3c09169f240b6aca99452246522aebd0a6531d00b4805ce0ccf99d1403f4f5ff7985531dcab52ce52f3bf0e211b",
    "signer": "0xdcAEaeb1b2DF396B02cDe67B3D030cDf38261A5B",
    "userId": "58531"
  }
}