API Reference

Render QR Image by IRN

get
https://api.in.onefinops.com/v1/einvoices/qrimage

Renders the stored QR for an already-registered IRN as a PNG. The IRN is looked up scoped to the caller's organization + the gstin header, then returned as image bytes.

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Query Params
string
required
length between 64 and 64

The 64-character IRN issued by NIC.

integer
32 to 2048

Target image width in pixels. Optional — defaults to ~300px.

integer
32 to 2048

Target image height in pixels. Optional — defaults to ~300px.

Headers
string
required
length between 15 and 15

GSTIN whose NIC IRP / EWB-portal credential authorizes the call.
Seed each GSTIN's credential through the Developer Console.

uuid

Optional client-supplied UUID for correlation across logs and dashboards. If omitted, OneFinOps mints one and echoes it back on the response.

string
enum
Defaults to application/json

Generated from available response content types

Allowed:
Responses

Updated about 2 months ago

Language
Credentials
OAuth2
URL
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Response
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image/png
application/json

Updated about 2 months ago