{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "1655515",
    "entityType": "User",
    "nonce": "0xac4282142d45a0a356250cbe438bdae0ae5ac30a0b99fcc1b40cffc90590695e",
    "signature": "0x7185992f17178d3d0afcdb931ed48c8cce6f8e8f09e656a39922c407212cdf0d03acb4482695c2e94576f81bc3593fe5b7484fc8c7016243a1537d0af3d1956c1c",
    "signer": "0x97eAfE883FbF33a8b75f6f37440caFE5CC452d3f",
    "userId": "849776474"
  }
}