{ "$schema": "https://json-schema.org/draft/2020-12/schema", "$id": "#/components/schemas/Locality", "title": "Locality", "type": "object", "description": "Geographic or topological locality tiers assigned to the node, used for zone configuration and replica placement.", "properties": { "tiers": { "type": "array", "description": "Ordered list of locality tiers from most general to most specific.", "items": { "type": "object", "properties": { "key": { "type": "string", "description": "Locality tier key (e.g. region, zone, rack)." }, "value": { "type": "string", "description": "Locality tier value (e.g. us-east-1, us-east-1a)." } } } } } }