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

redirect_uri: https://lti-ri.imsglobal.org/lti/tools/4857/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: mlti (required, client identifier valid at the Platform)

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

state: eyJ0eXAiOiJKV1QiLCJhbGciOiJSUzI1NiIsImtpZCI6IkRtQmY1NHdJSXVZRVFoTDJmZ0xYR05OVkREMmhRMG9wLVF5d0NhT2d5QlkiLCJ0eXAiOiJKV1QifQ.eyJ0b29sX2lkIjo0ODU3LCJzdGF0ZV9ub25jZSI6IjZkZDg3MDk5NzYwYWNhM2Q3ZWVkIiwicGFyYW1zIjp7ImNvbnRyb2xsZXIiOiJsdGkvbG9naW5faW5pdGlhdGlvbnMiLCJhY3Rpb24iOiJpbmRleCIsInRvb2xfaWQiOiI0ODU3In0sImlzcyI6Im1sdGkgdG9vbCIsInN1YiI6Im1sdGkiLCJhdWQiOiJodHRwczovL2x0aS1yaS5pbXNnbG9iYWwub3JnL3BsYXRmb3Jtcy80OTQ2L2FjY2Vzc190b2tlbnMiLCJpYXQiOjE3NzI0MTY3MDQsImV4cCI6MTc3MjQxNzAwNCwianRpIjoiNTQxOTJmOGMxN2UyMTM5MDM3YzQifQ.C_OsDtVNCQg6QdF3mrJAZ9lznQO5v9T_hLR8f47ft2C6ECIsmV7o8zI16xtfvECB3vBgyK3q-ZzC3fw9tjDPKFjYr7JcfxSsLx3D5_ukysdrtOdE_CaJCu99yermoGl6AChP7TvEUDOridgtrOjC3JDZlkusjx0QAjj7gZdcrUfatnDnKX17V_yB5k7l2p40tjZnlhugDrbthx2Qn8fiR4exbaLkVoWaFqmRKGR7kYGYRzrc7fHBfmiZCklBL9Cq0T7pIRQnVui9_eNXwFQO-RXVZAHApioU9R_Ru0Ai82oEypqKYQAYhbu1sNOZJF55HIhlbcLnVJ80_UJpM4-tDA (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: 6dd87099760aca3d7eed (optional, string value used to associate a client session with an ID token, and to mitigate replay attacks)