{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "132634",
    "entityType": "User",
    "nonce": "0x609ff0171800a99bc2255283682ef2fa980cd09fe05887df0d4a953e1ed149c7",
    "signature": "0x83a66b30dcc6023396a8479dc3e977d90ecd6af3abb464515bc7f3110d1cd1b800ebb40064f759012f8ac78719d9decb3f6696b07cf07d5a6dd1f6e94391ca9f1c",
    "signer": "0xAd15470171ba4f01ad3C714600D9A7E9aE62485C",
    "userId": "714646433"
  }
}