{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "51",
    "entityType": "User",
    "nonce": "0xfe56e8bf259132358c12796e26d64ecec06d9d826962fb87a479e844bcf3a1ef",
    "signature": "0x084f7c6a56f99064e4880510674f2c8efafe938d5abf51e47834ee56e5256fb6579b75e80aa2f0b3edee42affd1077277d664202af5f67c4ae575c1d2fbcc70b1b",
    "signer": "0xD3e2a2Aeb739263055A5ec4484257b4927578D03",
    "userId": "117667088"
  }
}