# Sacrifice SAN Origin using Gnosis Safe Transaction Builder

**Published by:** [tekh](https://paragraph.com/@quantumtekh/)
**Published on:** 2023-08-10
**URL:** https://paragraph.com/@quantumtekh/sacrifice-san-origin-using-gnosis-safe-transaction-builder

## Content

Overview This article will describe Sacrificing SAN Origin NFTs using Gnosis Safe Transaction Builder. Summary Approve SANPASS on Website Create the Burn Transaction using Gnosis Safe Transaction Builder Test, Submit Execute and Verify the Transaction Burn Transaction Approve SANPASS to allow Sacrifice Navigate to the sacrifice.sansound.io website Use a desktop application (Brave is used in this example) https://sacrifice.sansound.io/ Select Wallet Connect select wallet connect wallet connect qr code On the Gnosis Mobile App select dApps and Scan select scan on dapps on gnosis safe mobile app Select the SAN to Sacrifice (NOTE IDs for later) and Approve SANPASS (NOTE : use personal web3 ritual to make signatures pop up) IDs: [572,2229,3448] approve sanpass After Approval Ritual the Sacrifice Button should be enabled and the Approve SANPASS should be removed (NOTE: May need to refresh / disconnect) sacrifice enabled BURN BURN BURN Sacrifice SAN Origin using Gnosis Transaction Builder Open Gnosis Safe app on Desktop https://app.safe.global/welcome Select New Transaction Select Transaction Builder gnosis safe transaction builder Get the SAN PASS Contract Address Contract Address 0x512c8c57c97905134b12a8ab8479b57a327aa6ec SAN PASS Contract Code Link: https://etherscan.io/address/0x512c8c57c97905134b12a8ab8479b57a327aa6ec#code (NOTE: advisable to verify this is the correct address in SAN discord) https://discord.gg/san Get the SANPASS Contract ABI Scroll to the bottom of the verified contract code on Etherscan and COPY the contract abi using the copy icon. https://etherscan.io/address/0x512c8c57c97905134b12a8ab8479b57a327aa6ec?ref=onceupon#code /address/0x512c8c57c97905134b12a8ab8479b57a327aa6ec#code sanpass contract abi Enter Etherscan Contract Address and ABI Enter the Contract Address Enter (ctrl-v) the ABI Select the “mintPasses” method in the Contract Method Selector configure transaction builder Enter Token ID Array and Select Add Transaction Enter array of token IDs [572,2229,3448] Click Add Transaction (NOTE: Array can be any length) enter array of token ids Create Batch Transaction optionally save transaction prior to selecting Create Batch using the bookmark icon create batch Simulate Transaction Click the simulate button and verify success and data looks ok in Tenderly simulate transaction simulation success view on tenderly tenderly simulation Submit Transaction Click Send Batch send batch Click Submit after verifying the transaction data looks ok Optionally select Yes Execute submit Execute Transaction go back to the main page of the gnosis safe select Transactions and then Select Queue Click Execute execute transaction Click Submit confirm and submit transaction successful Verify Transaction Information /tx/0x43aeaa0708faca8d33016da8f61385a9c8a8e142d54b4611d3045b2dd203c523 https://etherscan.io/tx/0x43aeaa0708faca8d33016da8f61385a9c8a8e142d54b4611d3045b2dd203c523 transaction info verify on SANPASS mecha sanpass available

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