response_type: id_token (required, the tool must use a value of id_token)

redirect_uri: https://lti-ri.imsglobal.org/lti/tools/4938/launches (required, This URI must exactly match a value pre-registered with the platform)

response_mode: form_post (required, tools and platforms must support a value of form_post)

client_id: 12345 (required, client identifier valid at the Platform)

scope: openid (required, must contain the openid scope value)

state: eyJ0eXAiOiJKV1QiLCJhbGciOiJSUzI1NiIsImtpZCI6InlVTGxkdy11TS1HVzZFUHVvTnNWbWswUEtoTGRtVUxaM0V1OExNQ0lwZ0EiLCJ0eXAiOiJKV1QifQ.eyJ0b29sX2lkIjo0OTM4LCJzdGF0ZV9ub25jZSI6IjU4NGM0YjY3ZjgyMzJhOTVmZmExIiwicGFyYW1zIjp7ImNvbnRyb2xsZXIiOiJsdGkvbG9naW5faW5pdGlhdGlvbnMiLCJhY3Rpb24iOiJpbmRleCIsInRvb2xfaWQiOiI0OTM4In0sImlzcyI6IkFFLUFTIFRvb2wiLCJzdWIiOiIxMjM0NSIsImF1ZCI6Imh0dHBzOi8vbHRpLXJpLmltc2dsb2JhbC5vcmcvcGxhdGZvcm1zLzUwMzgvYWNjZXNzX3Rva2VucyIsImlhdCI6MTc3MDQwOTM0NiwiZXhwIjoxNzcwNDA5NjQ2LCJqdGkiOiJhZjk1MDliZjZiMzQ5NzYwZDVlZiJ9.isbrY_MM3FuR1E3SBJo4Sl_LnnIpF6sGgGORFQS07Y9IXcPR8d7lsGJ683Jb8BBUrDNhqoAXBb8IBk3kwCdHZPb9cXgAKNWKuTT-g1LkhKjMjDSf_wEK7VtmhP_oyKEORBmALHeaqPkIuQ0xHfn1krui1mS5OPqbT6GTGnUW_7SKrlC1QUFxSDeEkVouvThCxiDInaa4ELj8-23BsFmWo3VCAWFNlgDMHHLy6qCiZeKdoOrBKRrNMmFI9RdPbWOY4-SqK682L2hPP3JQBi9YK18vXTvqJp2COoCqEABaTfFgCDnCm6k6xPUyNRI4IHYAZoU-UbYCigEpnfcRyCMYHA (required, opaque value used to maintain state between the request and the callback)

login_hint: (required, tools and platforms must support a value of form_post)

lti_message_hint: (required, a platform opaque identifier identifying the user to login)

prompt: none (optional, The tool should use a value of none. In the future a re-launch flow may support additional values being used here)

nonce: 584c4b67f8232a95ffa1 (optional, string value used to associate a client session with an ID token, and to mitigate replay attacks)