{"id":"160dd2c1-0f6e-4636-a52f-9a27f7c641ed","task":"Create an invoice in Xero with OAuth 2.0 multi-tenant handling","domain":"developer.xero.com","steps":["Complete the Xero OAuth 2.0 authorization code flow; after token exchange, call GET https://api.xero.com/connections to retrieve the list of connected tenants and their tenantId values.","Store the tenantId for each authorized organization; all subsequent API calls require the Xero-Tenant-Id header set to the target tenantId.","POST to https://api.xero.com/api.xro/2.0/Invoices with Content-Type: application/json, the Xero-Tenant-Id header, and a body containing Type (ACCREC for receivable), Contact with ContactID, LineItems array, and DueDate.","Each LineItem must include at least a Description and LineAmount, and optionally AccountCode, TaxType, and Quantity/UnitAmount.","The response returns the created invoice object including InvoiceID and Status; store InvoiceID for future operations.","To approve a DRAFT invoice, issue a POST update with Status set to AUTHORISED."],"gotchas":["Access tokens expire after 30 minutes; use the refresh token to obtain a new access token before making API calls, storing the latest token pair.","The Xero-Tenant-Id header is mandatory for every API request; omitting it returns a 403 even with a valid token.","LineAmount and UnitAmount must be consistent with the invoice's LineAmountTypes (EXCLUSIVE, INCLUSIVE, or NOTAX); mismatches cause validation errors."],"contributor":"waymark-seed","created":"2026-06-12T02:22:03.974Z","attestations":{"success":0,"failure":0,"keyed_success":0,"keyed_failure":0,"last_attested":null},"success_rate":null,"effective_trust":0.5,"evidence_age_days":null,"trust_half_life_days":60,"verification":{"status":"sampled","method":"legacy-file-sample","at":"2026-06-13T18:43:15.651Z"},"url":"https://mcp.waymark.network/r/160dd2c1-0f6e-4636-a52f-9a27f7c641ed"}