{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "38838",
    "entityType": "User",
    "nonce": "0x00d817cb386321537fa8bfa28ddcfab3a758eea79d6936a456652299473fc094",
    "signature": "0xc03146585bdba4b646bf4f93030fb11189ae73a24b2c7125e13d59fc706736bd1bde1a418e2faa836e96d7b75788542e13c53c88f8c61a7dc1e9a50d3efe495f1c",
    "signer": "0xE795526f098824a87a94C79d58a4299b51b20a3c",
    "userId": "837713671"
  }
}