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

redirect_uri: https://lti-ri.imsglobal.org/lti/tools/4874/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: 123456789 (required, client identifier valid at the Platform)

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

state: eyJ0eXAiOiJKV1QiLCJhbGciOiJSUzI1NiIsImtpZCI6ImtrZk9XemRqMnJUTTNObWRoXzhvMmJaLU51YlV2X19VTERMaTNncTlNXzQiLCJ0eXAiOiJKV1QifQ.eyJ0b29sX2lkIjo0ODc0LCJzdGF0ZV9ub25jZSI6IjFmZTE3M2E2MTM4MjI0NDViMzMzIiwicGFyYW1zIjp7ImNvbnRyb2xsZXIiOiJsdGkvbG9naW5faW5pdGlhdGlvbnMiLCJhY3Rpb24iOiJpbmRleCIsInRvb2xfaWQiOiI0ODc0In0sImlzcyI6IndhbGRvc3JhbmdldG9vbCIsInN1YiI6IjEyMzQ1Njc4OSIsImF1ZCI6Imh0dHBzOi8vbHRpLXJpLmltc2dsb2JhbC5vcmcvcGxhdGZvcm1zLzQ5NjMvYWNjZXNzX3Rva2VucyIsImlhdCI6MTc3NzA4NzIwNCwiZXhwIjoxNzc3MDg3NTA0LCJqdGkiOiI3ODY3NGE5NGIyY2ZiNWQ3Y2UzMiJ9.HJcNUMOOd0Pe2TAMbe4dy5YAF7RaF-PkU75-cyMS-T6dIs6d6FcqXR8Wy7LeTzlry0y5-ZZfeTgfZTuofkRhlH5BqmzeGjvUP9lF2e7v8WP4uU8_ugZrFS021zmQPFHIBzuxKeYQ70ST3jukXZyejsYu4m-dvssyDQdoN1uhxTPpo7s3o0fvI6pYCqkxZNmHEsLxT8AI-fEjV51hGu_yU_V3EYzs5e61kjbBJp-BeGEDjK6kEbhBaBtHWYGubK8qiRfBQrT_7NzuzPAsGlIIMqJjtEDViKlg-tBc_9FTUzduXIM5Ivs48VC-3UnRJFlbFf5COHBmE672GHf3Aqji7g (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: 1fe173a613822445b333 (optional, string value used to associate a client session with an ID token, and to mitigate replay attacks)