{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "155973826",
    "entityType": "User",
    "nonce": "0xad0211e9e0f532dc536a17a6773766827edea260ebebcb928f601302bb4ade4b",
    "signature": "0x2e6013ae2c37cae6910087bf23a171fb02e9ba153585a6d434d1d43678e2e928033bc5e34746cf0a48f2e56f6757d726f07fb5b8b3bb38b1ad198b1d6bfd989b1c",
    "signer": "0x1f925fF626328Bd4266D3a6B32aA9bFD7d50435e",
    "userId": "91534297"
  }
}