{"machine":"json-lint","slot":"S66","title":"JSON lint / validity check","how_to_call":"POST https://innernetcorp.com/machines/json-lint with Content-Type: application/json","price_usd":"$0.003","currencies":["USDC","EURC"],"payment":"x402: send the POST without payment to receive a 402 with signed requirements; pay any option and retry.","input_example":{"json":"{\"a\": 1, \"b\": [true, null]}"},"input_schema":{"type":"object"},"summary":"Check whether a string is valid JSON; returns the parse error position and message if broken.","catalog":"/catalog"}