{ "$schema": "https://json-schema.org/draft/2020-12/schema", "$id": "https://raw.githubusercontent.com/api-evangelist/chronosphere/main/json-schema/chronosphere-data-v1-put-panel-annotation-body-schema.json", "title": "DataV1PutPanelAnnotationBody", "x-generated": "2026-10-03", "x-method": "derived", "x-generator": "derive-json-schema.py", "x-source": "openapi/chronosphere-datav1-api-openapi.yml#/components/schemas/DataV1PutPanelAnnotationBody", "properties": { "labels": { "additionalProperties": { "type": "string" }, "description": "Map of user-supplied key:value pairs associated with the event. The\nfollowing maximums apply:\n- Number of labels per event: `50`\n- Key character length: `200`\n- Value character length: `500`", "type": "object" }, "starts_at": { "description": "The start time of the period being annotated.", "format": "date-time", "type": "string" }, "title": { "description": "A short description explaining the annotation. Maximum character length: `100`.", "type": "string" } }, "type": "object" }