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.eyJ0b29sX2lkIjoyNTA1LCJzdGF0ZV9ub25jZSI6IjE0NWRmYTlhOGNiMTJkOTYzZWRmIiwicGFyYW1zIjp7ImNvbnRyb2xsZXIiOiJsdGkvbG9naW5faW5pdGlhdGlvbnMiLCJhY3Rpb24iOiJpbmRleCIsInRvb2xfaWQiOiIyNTA1In0sImlzcyI6IkNLIExUSSBUb29sIiwic3ViIjoiMTIzNC1vYXV0aCIsImF1ZCI6Imh0dHBzOi8vbHRpLXJpLmltc2dsb2JhbC5vcmcvcGxhdGZvcm1zLzI3OTQvYWNjZXNzX3Rva2VucyIsImlhdCI6MTc3MjMzNTU5NywiZXhwIjoxNzcyMzM1ODk3LCJqdGkiOiIxN2M2MGE0MTkzZTA3NzgwZjIxZCJ9.IZtzh1xbSSOx8yDZTXevOYqOj1N4H2l1KLuxTA3cCCF8V2-K6t41NJAwbudXyrkPCjIOjtYJosYb3sDnT-qtCY5go60Ugd_4dCZwYGvGdLhwFhJVCk2gHlixzlSdToGe0mmwtPPOPd3XjFMdWgOijeFgu7imyX2eLCOHRH5PP9sqih42XW4D7W6-pKuY-RQn8b5gbRBClwv6RcGEQwDSxfBWje2BVjTdY4_kVK06njrrp9JNXXGJ2mI6HcGqpR1qfKM6Tn5XWjVFMYzTWBcOSeqSqVDpNu3dGj1JuqC-o70f-0Oykcqxc8bHttOGYupnmUX4NNBg9gvuKrXb-sua8A (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: 145dfa9a8cb12d963edf (optional, string value used to associate a client session with an ID token, and to mitigate replay attacks)