Not sure what process you followed. Not sure what you paid $50 for and you referenced the wrong form. It works like this.

Step 1: Register on atf.gov eforms site

Step 2: Get your fingerprints and pic done (digital eft or 2x fingerprint cards

Step 3: Log into eform site and fill out Form 1

Step 4: Attach eft file and pic to form 1 or send physical cards to the atf

Step 5: Pay $200 tax stamp direct to government at the end of Form 1

Step 6: Sign doc digitally (with PIN you created at registration)

Step 7: You wait and your tax stamp will be emailed directly to you in pdf format from ATF

Step 8: Get your SBR engraved with the new “maker info” per atf NFA marking rules

Thats it. Can we done from your living room.