{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "28155",
    "entityType": "User",
    "nonce": "0x0c8bc364e66d5aebbc6a89bb2af64adcb82dff76b44c842af3a0dff0fae6b169",
    "signature": "0x98e545d31cf9706228bb77cbeeed91d56b09e3bac2cb6b32811ccdf2cf7f05ec53839d1a82ad4de537c3dc078833f3106c4ca976ffe324e1fe4ac5dd88022a6f1b",
    "signer": "0x136A4e19270387bc21d7e58a9592D46864B0Ad57",
    "userId": "956002390"
  }
}