{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "59868",
    "entityType": "User",
    "nonce": "0x020e8254843c21a8ac58e53c6c887157a8fc85f48cda04726372be5afa95b25c",
    "signature": "0x937323cc248d38f5b6e9e0f76eb25f93329257237100138a78c2f03f2cf341e0281f2cfb1cfa2e3afbb4ae5080a4541a0cdda2bb2c220103a4a90dc8f3251f171c",
    "signer": "0x9587E54fD9e50A63472e59359F08eFD8F011cc70",
    "userId": "583511607"
  }
}