{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "62269",
    "entityType": "User",
    "nonce": "0x68a740f52ebd5cb8bf720768371efda96db68ada7fdc3329db58ee747bfefd11",
    "signature": "0xb485ec537edd37078676462f322a8266770f080f89a7ea04f18f9f20a251cbd34fa7d8036ddf1da5fb267b8336663eac49f4f032c808623f5cd0df3a84b23f5d1b",
    "signer": "0x647204eDe2dcB8e40793BB48e4bb4Be7ab706de5",
    "userId": "580720856"
  }
}