{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "62882",
    "entityType": "User",
    "nonce": "0x90bcc4076c6bfb47dcf45e32a2191c2b7eac13dd2a3e82bf8953c676a6e7a5d4",
    "signature": "0x0d0c9ac2149c6cea6bc1c7c288a2b437c3c678e33b311b162bb155a76b315bdb5c4f8000d1ea13a1c1e8f8f4ebf716da7e5ffa29b6ee7cd36479c1e9ded5bcec1b",
    "signer": "0xD7Db519a2A03374B0548c02822bE88402aef1E5b",
    "userId": "715241773"
  }
}