{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "828368024",
    "entityType": "User",
    "nonce": "0xdc0177dd0cd130f077cb15365486cba667c871c9e3bca7f18adeb39a13d2f27f",
    "signature": "0xc2aa389601f99811adf35fab576b5600d4cf49cda0456ae7d1f96b858bc367d157031cb5fccc8b2820565f7db2490926d9e85c1af767bc7a9652f06e56de522f1c",
    "signer": "0x5fa60F185681545769de01098bB8F29cfbaE3cF0",
    "userId": "489026160"
  }
}