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

redirect_uri: https://lti-ri.imsglobal.org/lti/tools/1893/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: eyJ0eXAiOiJKV1QiLCJhbGciOiJSUzI1NiIsImtpZCI6ImtyYWR3RldUNXA2blRWbXpxZng4T0dZZk9ZVlBRSFcxZE1zbGtMRWppeFkiLCJ0eXAiOiJKV1QifQ.eyJ0b29sX2lkIjoxODkzLCJzdGF0ZV9ub25jZSI6IjM5OGExMTIxNjQ2NTlkYmU2YjkxIiwicGFyYW1zIjp7ImNvbnRyb2xsZXIiOiJsdGkvbG9naW5faW5pdGlhdGlvbnMiLCJhY3Rpb24iOiJpbmRleCIsInRvb2xfaWQiOiIxODkzIn0sImlzcyI6IkRyZWlmdXNzIHRvb2wiLCJzdWIiOiIxMjM0NSIsImF1ZCI6Imh0dHA6Ly8xMjcuMC4wLjE6OTAwMS9sYXVuY2gvIiwiaWF0IjoxNzg3MzIwMDM4LCJleHAiOjE3ODczMjAzMzgsImp0aSI6ImM0MWUxYThkYTA0M2I3MzA3Y2M5In0.C3dnkGcVP4j0MbGaUxAEyhGS54lZy8UUv4yuS3tXUbCKvxgj-I6rE6wtpNKZvHrUx3DW3Hm_D1wp1JMHaomGSDhwIdgjt9FhzayhlVw5m5-WkGShyb-EdElptPlfWWx3uaQWRmytAsnB0oLBVtUhu54xj8qA_KUzOs2Oi3STu0d2LrQ7ZB3SC9jvEgo_np4rBpcae7HJ5gUIEk3rsX92A6mH0kTiXP7w1_X7eG38eyr1q2JXYgqkvpzqB9HpTC526buk_2bt-quZxl610V_1rKqNBXldXFdMI6eU1XJafVHDY9kXdvviKQzF-qRTdW5QiQzL-3hBL4_9jxWApQaOaw (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: 398a112164659dbe6b91 (optional, string value used to associate a client session with an ID token, and to mitigate replay attacks)