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

redirect_uri: https://lti-ri.imsglobal.org/lti/tools/1687/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: ims-test (required, client identifier valid at the Platform)

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

state: eyJ0eXAiOiJKV1QiLCJhbGciOiJSUzI1NiIsImtpZCI6ImxTRVlJYndiV2ltS2NmdkJuMy1mT1J5dW1zbXlzeUZBcW5lTWhfeVZDS1kiLCJ0eXAiOiJKV1QifQ.eyJ0b29sX2lkIjoxNjg3LCJzdGF0ZV9ub25jZSI6ImM0ODQwNjg5NDE3YWFmNWVkNzU0IiwicGFyYW1zIjp7ImNvbnRyb2xsZXIiOiJsdGkvbG9naW5faW5pdGlhdGlvbnMiLCJhY3Rpb24iOiJpbmRleCIsInRvb2xfaWQiOiIxNjg3In0sImlzcyI6Imltcy10ZXN0Iiwic3ViIjoiaW1zLXRlc3QiLCJhdWQiOiJodHRwczovL2xvY2FsLWNhbXB1cy5raXJvbi5uZ28vYmFja2VuZC9vaWRjL3Rva2VuIiwiaWF0IjoxNzgxODc0NjM3LCJleHAiOjE3ODE4NzQ5MzcsImp0aSI6ImY4OGEwMTBmYTgyYTE5MGExMmVjIn0.h_G-IWfY_usaQkXrqimaywJqpqWtDKt_z8JBj9L6OgxLzZc4OdvzjXnGqXUV2BDC0fOspowUyVo__dOov8G4wH2Cg-KWUxCz3veahgT6idonp19Ek-1b67kDgQG8n1Xq-lw95nf7eR07TcwMByyaMnDrsK-cyYle_vuhyhhKIGMiLg2KZBLU5ZpQhh-Xf53W9jzLRgp9eOtvgjbJ6uVF1e1m8H7Axlvf23RddAYbc5e9dhYi735_NgEoEW4SIfYVuWZTgzn8hTxqyW_Hawridx2PwjeXDdDb4LBEjQrR5rXw2o02RhrnFTdTsyf_aDXS5rLl3l8-6XWgj5I7VhPDVQ (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: c4840689417aaf5ed754 (optional, string value used to associate a client session with an ID token, and to mitigate replay attacks)