{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "117827",
    "entityType": "User",
    "nonce": "0x44a235157289307eb1d728523bb7f6366d5ae3aeaae2c63342cfe05f345ef8f9",
    "signature": "0x55571e94a476d7abebedc34a7e8640e92f250f2718b8aea153bb5dcae841469772d3959b4327ab6dcd8d035db6038677419901960289b3e1f41d603f723a05131c",
    "signer": "0x4f24EFcc0f8174B7836f5EBbeBd72AF3f1746E74",
    "userId": "230109234"
  }
}