Fetch a proof for a username.
API key to authorize requests
The Farcaster username or ENS address
A successful response.
Seconds since Unix Epoch which began on Jan 1, 1970 00:00:00 UTC
"neynar"
^0x[0-9a-fA-F]{40}$^(?:[A-Za-z0-9+/]{4})*(?:[A-Za-z0-9+/]{2}==|[A-Za-z0-9+/]{3}=)?$The FID of the user who owns this username proof
x >= 11
USERNAME_TYPE_FNAME, USERNAME_TYPE_ENS_L1