{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "367980308",
    "entityType": "User",
    "nonce": "0x67b744289ffa5129df9deafbc947145a46687c56ba4fcba2a34bb4cd43ba81e4",
    "signature": "0x0a955add1b12622583ec5e43b51225d21f2cb931c46fda9d8d626a8f71a18fe406d7a7e5f9be06f62f65ed7021ca4f5575b497b150a1e31e34bf1f5b942236d51b",
    "signer": "0xBe91e284c86FD9Cc158dEE8809FEB018D52EAd00",
    "userId": "916957563"
  }
}