feat(express): migrated coinSign as type route#7406

lokesh-bitgo merged 1 commit intomasterBitGo/BitGoJS:masterfrom

WP-5441-express-migrate-api-v-2-coin-sign-to-typed-routesBitGo/BitGoJS:WP-5441-express-migrate-api-v-2-coin-sign-to-typed-routesCopy head branch name to clipboard