{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "338282108",
    "entityType": "User",
    "nonce": "0xc79d7c0401233a9f8b803b9f4c7ee6fcdb769950b7e2e997a5cb2fc977356cba",
    "signature": "0xcdeb65cd1bc283883c02f59ddccf37559bda701684dbf3240771f5a9278ab8730b810680a83c6f9663f456c0161524973cacf75b01ff7da1e5717cbd5a7e5a471c",
    "signer": "0x94e0dDC50579175818AaCFBC9aba8B065fEf2a55",
    "userId": "460147282"
  }
}