The pageId property does only work in Image ImageField

[kleberbaum]

Is your feature request related to a problem? Please describe.
Currently only the ImageField can utilize the pageId property.

Describe the solution you'd like
It would be nice to have pageId for every field.

Additional context
Blog index section.

[schettn]

Cannot reproduce. I specified following TextField props:

 <fields.TextField
    pageId="SitePage /"
    fieldName="textfield1"
    initValue="<p>textfield1</p>"
  />

Maybe you specified the wrong pageId?