{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "319048",
    "entityType": "User",
    "nonce": "0xee06b51912fe8a0f8b3d473b782fc1e467907549839365dcd20b30b0eca832bc",
    "signature": "0x459a5f153c1e98dee9d263e6360b17755274dd77eddba4b46d78620b5553c3882317b5355abfbb49ef8b104d9439046d0b232cbe6663bf9321085e0e67e706f81c",
    "signer": "0x3aBfdda7Fe70573Bf3a32f951e6cFf35e8E00047",
    "userId": "465093414"
  }
}