{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "466411",
    "entityType": "User",
    "nonce": "0x0c410422cb8eb53045decc4a01cd5c99136e91150b6de7568a35ae27bf06b7ec",
    "signature": "0xef3b175b3b1f1656f41f2302123e567c8de3f94cbfad0569bfe3c366ea5bc211528eaabeec3808d56ca20c38002ebd602ade104b819b6fff4e4d93712df368431c",
    "signer": "0x14fa63A530B7d9254d20B110AAc25ABF49fbfa9d",
    "userId": "182428"
  }
}