GET `/admin/billing/credit-note/{number}`

Query details by credit invoice number, including amount, reason, related invoice and status.

Billing Service `bearerAuth` application/json

Request Parameters

Name	In	Type	Required	Default	Example	Constraints	Description
`number`	`path`	`string`	Yes				Credit invoice number

Status	Description	Schema
200	Credit invoice query successful	`dto.CreditNoteDetailResponse`
400	Invalid request parameters	`dto.SimpleResponse`
401	Unauthorized	`dto.SimpleResponse`
403	No permission	`dto.SimpleResponse`
404	Credit invoice not found	`dto.SimpleResponse`
500	Internal server error	`dto.SimpleResponse`

Field	Type	Required
`code`	`integer`	No
`data`	`dto.CreditNoteResponse`	No
`message`	`string`	No
`timestamp`	`string`	No

Field	Type	Required	Example
`amount`	`number`	No	`99`
`applied_at`	`string`	No	`2026-04-15T12:00:00Z`
`credit_note_number`	`string`	No	`CN-2026-001`
`invoice_number`	`string`	No	`INV-2026-001`
`issued_at`	`string`	No	`2026-04-15T10:00:00Z`
`reason`	`string`	No	`Service cancellation`
`status`	`string`	No	`issued`
`tenant_id`	`string`	No	`tnt_abc123`

Field	Type	Required
`code`	`integer`	No
`message`	`string`	No
`timestamp`	`string`	No