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

redirect_uri: https://lti-ri.imsglobal.org/lti/tools/2505/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: 1234-oauth (required, client identifier valid at the Platform)

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

state: eyJ0eXAiOiJKV1QiLCJhbGciOiJSUzI1NiIsImtpZCI6IjNhSlFZbENVVjJHbE5VS04xQTdXTmVFVmxPQ3dSNjNDVmZsYS15YTBpOGciLCJ0eXAiOiJKV1QifQ.eyJ0b29sX2lkIjoyNTA1LCJzdGF0ZV9ub25jZSI6ImM0MzRkODc1ZTc4NDJkZGRmN2M0IiwicGFyYW1zIjp7ImNvbnRyb2xsZXIiOiJsdGkvbG9naW5faW5pdGlhdGlvbnMiLCJhY3Rpb24iOiJpbmRleCIsInRvb2xfaWQiOiIyNTA1In0sImlzcyI6IkNLIExUSSBUb29sIiwic3ViIjoiMTIzNC1vYXV0aCIsImF1ZCI6Imh0dHBzOi8vbHRpLXJpLmltc2dsb2JhbC5vcmcvcGxhdGZvcm1zLzI3OTQvYWNjZXNzX3Rva2VucyIsImlhdCI6MTc2NTg3MTg3OSwiZXhwIjoxNzY1ODcyMTc5LCJqdGkiOiJiNTA1ZTY5MzQ5MWU1OGM0ZWZkNSJ9.fNzcSIhdx5y75W9l4Ul8eFLyXVgrHNESbvM5toUdX-T-L2wauG0mRVvHOOhoDAqmo4Dm--P7_nocrPBNU6LphlTyB-WWogLF6lGqsKv1dr6anCGgiyGMLbbraF82s2M6YZ8bLOMqlw7ruXcFrKbU6wbtcTI3TtAZT7Gc8N0cUnsZfr3PrkrH-RB_lBbGhM8AzMdaSfP9MVjgCOvkZSmsYAfLMX1UGjVOpl1rKzwrpVwX9FLTFs0TKSizgwW5FoUmU7ve0YYa2ARmYXKZWaSDRFKJfBNsn_AF9z99umfNNIDYIzCRFgYKO318c5XePtN8kNE-ROyGf1wtm8ZS3g2AFg (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: c434d875e7842dddf7c4 (optional, string value used to associate a client session with an ID token, and to mitigate replay attacks)