{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "1036471",
    "entityType": "User",
    "nonce": "0xf0a46663232b15bbb6f39fd7ff78c01b2c679e0053cb5722d5a5a33bc7f63222",
    "signature": "0x040e591123efd79c33c206f91f13508e8ad2d4164779bb79781bda095dad398d45f4106014f120ec2ea69c96be3802dbdcddaf0ca36e50ab416877f0c24473a11b",
    "signer": "0x406fd2b6f6C6cC5622Ac1c5799cE4911D81e02a7",
    "userId": "461949730"
  }
}