namespace RunStepDeltaMessageDeltaimport { RunStepDeltaMessageDelta } from "https://deno.land/x/openai@v4.38.0/resources/beta/threads/runs/steps.ts"; InterfacesIRunStepDeltaMessageDelta.MessageCreationinterface RunStepDeltaMessageDeltaimport { type RunStepDeltaMessageDelta } from "https://deno.land/x/openai@v4.38.0/resources/beta/threads/runs/steps.ts"; Details of the message creation by the run step. Propertiestype: "message_creation"Always message_creation. optionalmessage_creation: RunStepDeltaMessageDelta.MessageCreation