Atlar API
Resource-oriented JSON REST API for treasury and payment operations. Paths follow /{namespace}/v#/{resource} across financial-data, payments, iam, connectivity, analytics and accounting namespaces. OAuth 2.0 client credentials (Bearer, 300s TTL) or HTTP Basic; Idempotency-Key on writes; token/limit cursor pagination; JSON Patch updates gated by If-Match/etag.