{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "30263",
    "entityType": "User",
    "nonce": "0x156c3276c0b220c7ea6dcea1ac258072a147f1fb6d370caf1ce4acba0e8fe31c",
    "signature": "0x47507d243c974470fd957f058360701cb4049b0d7bb51203da72348d0bce77b777b8c0975144cdbfb8145c0545f126655b6130dbe883f3f4141a83dd1d213d8b1b",
    "signer": "0xdc774bc3dDe14Deb5FFf307E6B1BA0fC77D1243E",
    "userId": "274667836"
  }
}