{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "955974066",
    "entityType": "User",
    "nonce": "0xe262b9a46d9383b97a00551be357a43b05161f1ee25e25c5e956b220566a2204",
    "signature": "0x6bdceed2148ab5c469b92a9bd5b3f229164b56106877e55fa78dcc1333a6172e62c54b10141244a555a2d397c2f74ad522a3fc161b69eb761d3b87253f52ea3f1b",
    "signer": "0xfe6022590e48C8eA51d706EbF4eAe799214A737c",
    "userId": "900610030"
  }
}