{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "329174",
    "entityType": "User",
    "nonce": "0xa510d6f6ea616aeecffca55e25d0a87f8e2da6872a78270a13afa77d1aae1e12",
    "signature": "0x01cee1355ec6fc7035c3938bded637fe9328ad5348240905e830b7fc8f8cee0650c7dfb1561f4cbdb10e454265b06b24330fbe15fe5988308677b4a44e8b7adf1b",
    "signer": "0xE795526f098824a87a94C79d58a4299b51b20a3c",
    "userId": "837713671"
  }
}