The curl manpage isn't super clear on this, but to read from stdin you need to prepend the dash with a @.
json_producer | curl -d @- -H 'Content-Type: application/json' http://example.com/json_consumer
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The curl manpage isn't super clear on this, but to read from stdin you need to prepend the dash with a @.
json_producer | curl -d @- -H 'Content-Type: application/json' http://example.com/json_consumer