{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "296379",
    "entityType": "User",
    "nonce": "0xcad817f992b3cf587aa4246b167699d95f4eea5499db68d683b98a91ebac5542",
    "signature": "0x86beefbaa4d41203da6d963d5e39b9cb4ace034f5f7928c9abccfd46c5be1d725315892d06e0d86796eeb44364cfb6f39a1f878eb6077108bed8ce77b335d7051b",
    "signer": "0xa2DaB1ebF6D10325b0948C994b592F7abB2Df44C",
    "userId": "728570067"
  }
}