NameControl
title
subtitle
elevation
onSubmit*-
fields
fields : [
    0 : {...} 3 keys
    1 : {...} 3 keys
    2 : {...} 5 keys
]
rootContainerClassName
rootContainerStyle
multiStep
formSubmitBtnText-
hasCancel
cancel-
endpoint
preFlight-
postFlight-
debugMode