action mastodon_get_api_v1_markers { label: "get_api_v1_markers" description: "Get saved timeline position" provider: mastodon method: GET path: "/api/v1/markers" encoding: json input: { type: "object" properties: { timeline: { type: "array" items: { type: "object" } } } required: ["timeline"] additionalProperties: false } output: { type: "object" } }