{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "714646433",
    "entityType": "User",
    "nonce": "0xe033cb64095b60b06c72fe7f6f33060abd198e319c5bd239773b37bb2f8bcb84",
    "signature": "0xac6944861f0791030a6636e49baab30f688682ea6d55f339bf1e65ea909d8acf2c34f24524ffe5dec86cb1540f3848625d304003fd86d5ca2e533ecb9691807b1b",
    "signer": "0xAfE04b3A47505816aD72A3036422AC553C1dFEc3",
    "userId": "515307498"
  }
}