{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "207567",
    "entityType": "User",
    "nonce": "0xca8d76bf4c4ae690168493ea849c6cbdee1f5205fe4dd76345b9ba4d4b5516e8",
    "signature": "0xfa6881ba4e41da6ee5da9637cc2725d0fc177de0e8f0ff78d25f41da5ee5236363f5bf4c0094ccedfbe016d380d048f77bfa37f4e8c642886c710700a5250a341b",
    "signer": "0x766Ba5816f1Cbcd9649d3b301b8F423CFF252fdb",
    "userId": "758745"
  }
}