{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "127562",
    "entityType": "User",
    "nonce": "0xc0a50966daffdc92640776bb9b8a9d6708756e703b559383a16910f889732e75",
    "signature": "0x8d6523d10772ff2bbdeac12ca511633c001be9ce7108d01021f26426396e28c81b901a673b15907efdaf57269b2cdc747bbff1768a26f255091e677d5127a0481b",
    "signer": "0x647204eDe2dcB8e40793BB48e4bb4Be7ab706de5",
    "userId": "580720856"
  }
}