{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "904559297",
    "entityType": "User",
    "nonce": "0x85eed9679f840b05094d3c12cf3cffe4f3fcd3194070256b6134e6792bba753b",
    "signature": "0x1e4d546da50e6151907ae49ca475168252549c0aa063fc4f275de9e598acb52944904e6bbc15f54903255831ee6d5c84b629149f959dfaeaf8f0aa13586b57351c",
    "signer": "0x14fa63A530B7d9254d20B110AAc25ABF49fbfa9d",
    "userId": "182428"
  }
}