API Reference
  1. OneFinOps API
  2. E-Invoice

Get EWB by IRN

get
https://api.in.onefinops.com/v1/einvoices/ewaybill/irn

Live NIC read — fetch the EWB linked to an IRN. The IRP may have generated the EWB at any time (with the IRN, or via a separate Generate-EWB-by-IRN call).

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Query Params
string
required
length between 64 and 64
^[0-9a-f]{64}$

The 64-character IRN to look up the linked EWB for.

Headers
string
required
length between 15 and 15
^[0-9]{2}[A-Z]{5}[0-9]{4}[A-Z][A-Z0-9]{3}$

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.

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Updated 5 months ago

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Updated 5 months ago

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