{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "924343919",
    "entityType": "User",
    "nonce": "0x3006080e6fc4a4a850f8717fdac410de529560871c23b0b417af3a2078175ec7",
    "signature": "0xe917267becfc5387dcc56edcb75b30dd6578f3fb214b14cd7995623e783344be08805034a5c31d8375529b20e184af8fbac2992235ef59aeed81e61b9a682d1d1b",
    "signer": "0x063914dBEA89B25900ee50A22fd886126FCbCFdE",
    "userId": "773349352"
  }
}