{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "470819450",
    "entityType": "User",
    "nonce": "0xc962f1313e3b2e117949f89fcc52747e221358658023c5dd4aab27b7ec5e1713",
    "signature": "0x174a01da66d46c18b35924bf7c3656f69d12b1abc70273226d25060d8c3b848f3cd796a60336d0e5f5448ffd117d3cd63aaf5b79b6eebe7f50ea80826efe01361b",
    "signer": "0x809Db232a6131f46553BA571FB17bFA2cc58aeE9",
    "userId": "351386054"
  }
}