{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "30263",
    "entityType": "User",
    "nonce": "0x06b1c7216774248f5c5286b8ad617a82e7530e27ec7ca135ccc998fdae7f27e4",
    "signature": "0x0508fa2d779a48c40f126c248f62db749632fc9e68f8642864e08e3f8a917b485c75589d3880eb6bd6d3e46a1f734f085462bcc688868b6db22b9dd593c5eedf1c",
    "signer": "0x4f6F1c2529c2Cd6d5084a73924689D2925cDB530",
    "userId": "482961981"
  }
}