I am using an instance of OpenTripPlanner(route mapping software) and querying its API using JSON. Below is the code: headers = { 'Content-Type': 'application/json', 'OTPTimeout': '180000', } data2 = '{"query" :"query {trip(from: {coordinates: {latitude: 27.94942 longitude: -82.47202 }}to:\ {coordinates: {latitude: 27.99107 longitude: -82.45619 }} dateTime: "2024-11-18T14:00:00.000Z") \ {tripPatterns {duration distance legs{ distance duration id mode}}}}"}' response = requests.post('http://localhost:8080/otp/transmodel/v3', headers = headers, data = data2) json_string = response.text Error: Unexpected character ('2' (code 50)): was expecting comma to separate Object entries at [Source: REDACTED (`StreamReadFeature.INCLUDE_SOURCE_IN_LOCATION` disabled); line: 1, column: 167] I have successfully received responses from other queries, but this one, involving a datetime, errors out. I have tried using escaped strings e.g. "2024-11-18T14:00:00.000Z", and also used formatted strings like %s and then adding the value to the end of the string. I don't know if a datetime is a special object, or if I should just be giving it to the api as a string. Any help would be greatly appreciated. Continue reading...