https://docs.fatsale.org/docs/airdrop/Recent content in Token Airdrop on FatsaleHugo -- gohugo.ioen-ushttps://docs.fatsale.org/docs/airdrop/mapping/Mon, 01 Jan 0001 00:00:00 +0000https://docs.fatsale.org/docs/airdrop/mapping/Introduction # During a project’s lifecycle, a team may need to replace its token contract. Because deployed blockchain contracts cannot be modified, the usual approach is token mapping: users exchange the old token for the new token at a configured ratio. For example, Soca, which became popular in 2022, migrated from a high-tax contract to a zero-tax contract at a 1:1 ratio before listing on a centralized exchange. 1. Create a Mapping Contract # Select Contract Mapping as the airdrop type.