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

redirect_uri: https://lti-ri.imsglobal.org/lti/tools/4554/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: sb1234 (required, client identifier valid at the Platform)

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

state: eyJ0eXAiOiJKV1QiLCJhbGciOiJSUzI1NiIsImtpZCI6Ilg1NkR2STFERmtpaXVNNkN1aXZxRENzV0JrUm1mTjFHUG1Uak0wMG9sUk0iLCJ0eXAiOiJKV1QifQ.eyJ0b29sX2lkIjo0NTU0LCJzdGF0ZV9ub25jZSI6IjA4ZGUzOGI2OWI4OWQ0NjY2NWY2IiwicGFyYW1zIjp7ImNvbnRyb2xsZXIiOiJsdGkvbG9naW5faW5pdGlhdGlvbnMiLCJhY3Rpb24iOiJpbmRleCIsInRvb2xfaWQiOiI0NTU0In0sImlzcyI6InNiX2x0aV90ZXN0X3Rvb2wiLCJzdWIiOiJzYjEyMzQiLCJhdWQiOiJodHRwczovL2x0aS1yaS5pbXNnbG9iYWwub3JnL3BsYXRmb3Jtcy80NjI2L2FjY2Vzc190b2tlbnMiLCJpYXQiOjE3ODU1Mjg4OTYsImV4cCI6MTc4NTUyOTE5NiwianRpIjoiNGVjNTAwMmExZmYyNDljMzMyYmMifQ.o7MOa37GFsSj_LbRZSfu7KaK6rXB0vJhWbpXyLJui0rVyA9GZ-HN8QpQzsRSPZj3Bpf3IviQkAK5W4-YeZxW4rZE0R9kIVsYhYfkR2wY7mLg4kaL759e9sE6ijS41q5EVkgfUqWtcjMfHGLWnnKXQLQmy5AW_psGXIz1yNCqxNuQWUCji3xgXvif_D1Xx1iWjgGsgnT6jnOopyuHC1pl4sv8R_NnIP_m6NsUQdzFoo6-PUSJUVBtEbgoEJBJD8UnCrEcSZ7o9YFmufqOAJWY2xMkW4sMtf4yGgjvdL0oN2IVXaShgZ0Uy5ZtK4Ew6x_BP72N__nJOxhSx_u1WdjcZA (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: 08de38b69b89d46665f6 (optional, string value used to associate a client session with an ID token, and to mitigate replay attacks)