You can enter it as "Other Income" but if this is your only income, you may not need to file at all.
Income
Other Common Income
Income from 1099-MISC
Enter the 1099-MISC
Type "Internship" for the reason
Select "None apply" for uncommon situations
Select "No, it didn't involve work like my main job"
Check received in 2022 only
Check "No, it didn't involve an intent to earn"
Continue and Done
This will make the amount taxable, but not treaded as Self-Employment Income.
If your income is under the filing requirement, you will not need to file.
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