{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "84326853",
    "entityType": "User",
    "nonce": "0xc74431c8b7aa663023228624a6246d55fe6cd23f3797dcb0986ffb16b68632bf",
    "signature": "0xc8d296dea6ab44320ced161c2e50c6b2ea379941896596c28572c75381fd48204fb60d2533026e1568b79742db261dd5fe3557b4c213fd5d7b7618e6edf0a54c1c",
    "signer": "0x32Fd845f378647dEbE18A97347E93FE2221f633f",
    "userId": "897364472"
  }
}