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

redirect_uri: https://lti-ri.imsglobal.org/lti/tools/4301/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: abcd#1234$ (required, client identifier valid at the Platform)

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

state: eyJ0eXAiOiJKV1QiLCJhbGciOiJSUzI1NiIsImtpZCI6Il9oMHloVlptNVlwZHNadGpDOVZDXzQ1bUNEU0xMQ1ZjRG41NXR3b0U3THMiLCJ0eXAiOiJKV1QifQ.eyJ0b29sX2lkIjo0MzAxLCJzdGF0ZV9ub25jZSI6IjI0NGNhNGU2M2Y3MWQzNGI2NmY0IiwicGFyYW1zIjp7ImNvbnRyb2xsZXIiOiJsdGkvbG9naW5faW5pdGlhdGlvbnMiLCJhY3Rpb24iOiJpbmRleCIsInRvb2xfaWQiOiI0MzAxIn0sImlzcyI6IkxUSS1UZXN0IFRvb2wgIiwic3ViIjoiYWJjZCMxMjM0JCIsImF1ZCI6Imh0dHBzOi8vbHRpLXJpLmltc2dsb2JhbC5vcmcvcGxhdGZvcm1zLzQzOTYvYWNjZXNzX3Rva2VucyIsImlhdCI6MTc3MDUzNDIyNywiZXhwIjoxNzcwNTM0NTI3LCJqdGkiOiIxY2M2NDdmZDIzZTY1YjM4YjBiZCJ9.jk4vKhy4j06WEUEyCB9d1mS8ZrkabSp1cNorOwAk-Nw_Ckeu0lhD475Dh8A7KJ7O6AlvOqoj-dUD2fIgBLE5EktQXFw7ijOUvPvRgNk-oOZhauGFfzAftEWhxkNI6HXWZNzpW_xIliRJ3sNIIiLUoRxGkPO-TccJrUIqmSAkYovqS378X2l8Mgk6CABccR5coJgipDEXJBQXBZgx-f55KC5zORyJI4AeLACfX2Axd3-CIIVM9sNVs0Gz_uAvQXIP876-pvTeTFq1eqHFktg3g-grsw7aZpaueOTxl9XmbLMl4Z5NdfHxEJ0Rdnk3_y_wQs9SbuJQHrWrmrCiQnLjEQ (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: 244ca4e63f71d34b66f4 (optional, string value used to associate a client session with an ID token, and to mitigate replay attacks)