API - Mutation for Updating a Single Field Value Erin Peck November 18, 2021 01:15 Updated Follow A mutation to update an existing field value in a List or Multi-Select field. Values must be updated one call at a time. Sample Mutation Sample Response Open Roadmunk GraphQL Playground ▀ Related In-App KB Content: Working with Fields in Roadmunk Promoting & Archiving Fields Creating & Managing Fields Introduction to Fields & Field Management Best Practices for Field Management