{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "241269",
    "entityType": "User",
    "nonce": "0x655d61c72b564ad68c04ff0130307e69b48ab74c2a1917cfdee6222364646ff9",
    "signature": "0xb6a19ea279cdc710e850adc8ff49a79755e41b2d3dd73a55c1f150bb418d10950d31701435cbb0a22f38b898f8aa5750f1c57150ae5d35d348e8080bb4a4d0dc1b",
    "signer": "0x45c4f1dcE13eeF476C74C5758696D56137253980",
    "userId": "824478223"
  }
}