{"type":"rich","version":"1.0","author_name":"VPNSTR (npub13u…uxn33)","author_url":"https://nostr.ae/npub13ue6qxwf23vjkw6lu6pkykx06q6tkvmwcgm2f7jtnkwjc42ahmyqwuxn33","provider_name":"njump","provider_url":"https://nostr.ae","html":"That’s the refunded fee. The amount you have minted is extra to what we needed to cover the fee and refund the leftover. Maybe nostr:npub12rv5lskctqxxs2c8rf2zlzc7xx3qpvzs3w4etgemauy9thegr43sf485vg can explain it better "}