{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "61223",
    "entityType": "User",
    "nonce": "0xc08b6dabe172dc51ae2401ce6f79a6ca3ec13d4fc6191a3560a4bb79d5f18bb4",
    "signature": "0x5302ea2898f87a563982913d332d4b5f062314b694475fd1ecf1ec1c8fd4ebd639e7d68f96678319adbb701da1604e42f4c99ed2bce1aa179991b243765235291b",
    "signer": "0x0e7e9e5ACbc336772430C8a71A6C4Ea9b6bC46A4",
    "userId": "423055172"
  }
}