{"name":"MarzPay Demo Changelog","documentation_url":"https:\/\/demo-wallet.wearemarz.com\/documentation\/changelog","updated_at":"2026-08-01","releases":[{"date":"2026-08-01","version":"2026.08","title":"Optional collection metadata & Kenya docs polish","summary":"Pass optional metadata on collect-money and receive the same array back on create responses and webhooks. OpenAPI, Postman, AI skill, PDF, and sandbox docs now cover Uganda and Kenya clearly.","groups":[{"type":"api","items":["POST \/collect-money and POST \/send-money accept optional metadata (max 10 objects; each one field + value, optional isPII)","Metadata is returned on create as data.collection.metadata \/ data.withdrawal.metadata and on callbacks as top-level metadata"]},{"type":"docs","items":["OpenAPI country enum UG|KE with Kenya collect\/send examples","Postman Kenya M-Pesa collect and send examples","AI skill and PDF guide cover Uganda + Kenya markets","Sandbox docs clarify merchant metadata vs response diagnostics (data.metadata)","Send-money, Kenya, Webhooks docs updated for disbursement metadata","Callback docs: top-level metadata on collect\/send success and failure (webhooks guide, Kenya, PDF, AI skill)"]}]},{"date":"2026-07-31","version":"2026.07","title":"Integration tooling & clearer API errors","summary":"Everything merchants need to integrate faster \u2014 interactive docs, downloads, and a printable guide \u2014 plus more helpful API error responses.","groups":[{"type":"docs","items":["API playground \u2014 try every merchant endpoint in the browser with your API keys","Integration tools page \u2014 OpenAPI spec, Postman collection, and AI integration skill (SKILL.md)","Downloadable integration guide (PDF) with clickable table of contents","Public changelog for API and documentation updates"]},{"type":"api","items":["API errors now return specific, client-safe messages (e.g. VALIDATION_ERROR, DUPLICATE_REFERENCE, FORBIDDEN) instead of generic SERVER_ERROR where possible"]}]},{"date":"2026-07-18","version":"2026.06","title":"Merchant API products","summary":"Core REST API for collections, disbursements, bills, airtime, and more across Africa (live in Uganda).","groups":[{"type":"feature","items":["Collect money \u2014 mobile money and card payments","Send money and bank transfer disbursements","Bill payments (LIGHT, NWSC, DSTV, GOTV)","Airtime & data (MTN, Airtel, Lyca)","Phone verification, balance, transactions, and webhooks APIs"]},{"type":"docs","items":["Getting started guide, API reference, and product-specific documentation","Sandbox mode for testing without real money"]}]}]}