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

redirect_uri: https://lti-ri.imsglobal.org/lti/tools/1854/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 (required, client identifier valid at the Platform)

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

state: eyJ0eXAiOiJKV1QiLCJhbGciOiJSUzI1NiIsImtpZCI6Ikd0QlBIWGlQN040YkV1MEM0c1VfVVE2TE1XdmRGVElISWhUUGlJdWFJVEkiLCJ0eXAiOiJKV1QifQ.eyJ0b29sX2lkIjoxODU0LCJzdGF0ZV9ub25jZSI6IjVlYjY0NWMzYzczOTA1YWVmNGQwIiwicGFyYW1zIjp7ImNvbnRyb2xsZXIiOiJsdGkvbG9naW5faW5pdGlhdGlvbnMiLCJhY3Rpb24iOiJpbmRleCIsInRvb2xfaWQiOiIxODU0In0sImlzcyI6IkZsaXBpY2tMTVNUb29sIiwic3ViIjoiMTIzNCIsImF1ZCI6Imh0dHBzOi8vbHRpLXJpLmltc2dsb2JhbC5vcmcvcGxhdGZvcm1zLzIwMDcvYWNjZXNzX3Rva2VucyIsImlhdCI6MTc3NzY5ODYyOCwiZXhwIjoxNzc3Njk4OTI4LCJqdGkiOiJkMTk2MjNhMzk4MjdlY2IyNGM1ZCJ9.SZohSG8x2aVv2DGVs36Ba7gBKGB8aObb8lX4isa6HpQOb65p-aLgrkxANS4Ndc9xk7QjcxAKndPIh-tAsR3e-wK0SohgBuhoQ8iLtT79_Rzabei7M51QLpRZE7oa0sdAKAdJAOUrXHey47Be_yhfsltvI-IahqEjE5U-eOEYSJmAGchJzC9DZ9glgZbIRe9ZwCwtxBGWkb3nV0YwbhZNsmHxqjU6wJrif6t5kSRUlU0s_AM8sSjvLDOcYCLYDwd6pebXK0ZUVjUvoC-GLhVkTmcFWVFFXyXg7TXB7WXwVQjlnEskGaGamGC51LQ-1UyR2lr4_rJtPb00nKjcZ0dDJg (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: 5eb645c3c73905aef4d0 (optional, string value used to associate a client session with an ID token, and to mitigate replay attacks)