lw-http-reason
A response parameter returned when the request includes the lw-suppress-status parameter set to true.
Example
POST /lightwave/api/v1/transaction/2c00031c9b890000c40ff4182950cac4
lw-suppress-status: 1
HTTP/1.1 200 OK
lw-http-status: 404
lw-http-reason: Not Found