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

redirect_uri: https://lti-ri.imsglobal.org/lti/tools/1771/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: eyJ0eXAiOiJKV1QiLCJhbGciOiJSUzI1NiIsImtpZCI6IlpIeTJTSW81bldLT3dWdzJnYV9rdDdkcEN1TWIzYmR4M2pqTmpPVW1rTXMiLCJ0eXAiOiJKV1QifQ.eyJ0b29sX2lkIjoxNzcxLCJzdGF0ZV9ub25jZSI6IjgwMTJjM2IwYWYzZmNmNzViZmUxIiwicGFyYW1zIjp7ImNvbnRyb2xsZXIiOiJsdGkvbG9naW5faW5pdGlhdGlvbnMiLCJhY3Rpb24iOiJpbmRleCIsInRvb2xfaWQiOiIxNzcxIn0sImlzcyI6IkVsZWN0b29sMzE2Iiwic3ViIjoiMTIzNDUiLCJhdWQiOiJodHRwczovL2x0aS1yaS5pbXNnbG9iYWwub3JnL3BsYXRmb3Jtcy8xOTA1L2FjY2Vzc190b2tlbnMiLCJpYXQiOjE3ODc3Mzg3NTAsImV4cCI6MTc4NzczOTA1MCwianRpIjoiMDY5N2Q5YTNmMGRhNDQ0OTRiNGYifQ.gyJbbBdrAWY9F85Uk4y_AS4H4w-b86gtBcisMtFLjVRfB_a_pB1zr9ZALACLM6b1ksaChYaZlcZ2NzNyhxekBZ7x7inEy0E_gKSe3VZmZtJLxEp16LIfzkXNGp9G4E_nsp75l1L-gWq3uUZvkY_pv51pWZr0Wl53bRqsdAodcCR7FdZMK3RcPIgYB_M-C39PFTAkMPrtj_UAU5TejHOz2bJ9FxQsRWntRmii4O0RuH0-ZGb_NNvT_hs7ZdU_UZo5KRIwJiNv7mWAWR3JUz4TVX_EkGdnmdAtvGdcZ1rR6gnwzgx2tCuhxmpyt06q-_AvCxnrdezeKncLHG5TDPg7pQ (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: 8012c3b0af3fcf75bfe1 (optional, string value used to associate a client session with an ID token, and to mitigate replay attacks)