{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "980425044",
    "entityType": "User",
    "nonce": "0x12761dc8cc16ed619702a8b4c7d00ca006d060a7a3fe265d62403f2e9c8a89bc",
    "signature": "0xdc8d82eb1cfd7fd52f88bcbb91bc7c7dc7bdfd0869831b02941600c80c727c2b4a731f3f0f7bb931573018006469c69eaa98e4ecbed28b534a62ac5ee24c38fc1c",
    "signer": "0xa2DaB1ebF6D10325b0948C994b592F7abB2Df44C",
    "userId": "728570067"
  }
}