Yes, I saw it yesterday but it takes me a while to judge replicas.
Materials:
Payload User's Guide for Terran 1
Page 9 (or page 11 depending on your reader) gives the overall height of Terran 1 as 35m, with the diameter being 2.3m. Fairing diameter is 3m.
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Page 11 (or page 13 depending on your reader) contains an exploded view of the Terran 1 rocket, with associated heights.
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Page 25 (or 27 etc etc) has detailed fairing specs, and shows where inside the fairing the payload adaptor is.
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Finally, this png from Relativity's website, to visually compare your rocket to.
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Now, the comparison.
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It's clear to see some issues...
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I've marked out where some things should be. You can use the buildgrid as a reference for how much distance you need to move things.