v1.3.1

What's Changed

• fix(wasm): trim start 0x for u256 hex by @Larkooo in #99
• feat(wasm): u256 wasm for dec & padding by @Larkooo in #102
• feat: historical entities & update by @Larkooo in #101
• chore: update playground & tokens by @Larkooo in #103

Full Changelog: v1.2.2...v1.3.1