{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "373394983",
    "entityType": "User",
    "nonce": "0x82bb4265898c2cb306e56d745fac0cd649682abb4169ba1c0d753e424fedd88e",
    "signature": "0x48574f73f92b66e88ad4bec6fb0cf1192a5c5599bac90cb9835395484544e18506348e3e6d023e4b44cd428ef6680c878c1f7629f9ce76518939a029943dbe9f1b",
    "signer": "0x92328BFDeD38C9a9De6E253A0CF5CB46A3B28611",
    "userId": "831117417"
  }
}