{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "85920",
    "entityType": "User",
    "nonce": "0xa94a0dd11f05e0ef7e720d9e8dc8ca0009758bf587d842ee02afad3de20a28ce",
    "signature": "0xb895fbb4f8b09977dbf6ba84eaf522c9db0dfad3200ec71c937e37d74a8f3d8e18796df021e2d049eb03c8a39c2cae8d292156cd915b49cd0ecf6f9cc8353d851b",
    "signer": "0xa2DaB1ebF6D10325b0948C994b592F7abB2Df44C",
    "userId": "728570067"
  }
}