@shipengine/connect-carrier-api/lib/models/tracking/update-method.d.ts

This is the typescript/javascript definitions for carrier api

/** @description Update method to use for the tracking information */
export declare enum UpdateMethods {
    /** @description Append the new data to the existing data set */
    Append = "append",
    /** @description Replace the existing data set with the new data */
    Replace = "replace"
}