chore: constraint ExpModel json format

[xcaspar]

Signed-off-by: xcaspar x.caspar@gmail.com

Describe what this PR does / why we need it

blade d 0fa3739d8d2f0323                                                                                                                                                                                                                                             

{"code":200,"success":true,"result":{"Target":"jvm","Scope":"","ActionName":"cpufullload","ActionFlags":{"pid":"38585"},"ActionPrograms":null}}

Format output:

blade d d4244cfdc65b5d20                                                                                                                                                                                                                                             

{"code":200,"success":true,"result":{"target":"jvm","action":"cpufullload","flags":{"pid":"38585"}}}

Does this pull request fix one issue?