GET `/admin/billing/refund-approval/{plan_id}`

Query the current processing status and approval progress of a refund approval (pending/approved/rejected/executed/completed).

Billing Service `bearerAuth` application/json

Request Parameters

Name	In	Type	Required	Default	Example	Constraints	Description
`id`	`path`	`string`	Yes				Refund approval ID

Status	Description	Schema
200	Refund approval status query successful	`dto.RefundApprovalDetailResponse`
400	Invalid request parameters	`dto.SimpleResponse`
401	Unauthorized	`dto.SimpleResponse`
403	No permission	`dto.SimpleResponse`
500	Internal server error	`dto.SimpleResponse`

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

Field	Type	Required	Example
`amount`	`number`	No	`99`
`approved_at`	`string`	No	`2026-04-15T14:00:00Z`
`approved_by`	`string`	No	`admin@example.com`
`invoice_number`	`string`	No	`INV-2026-001`
`refund_id`	`string`	No	`ref_001`
`status`	`string`	No	`approved`
`transaction_id`	`string`	No	`txn_abc123`

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