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

redirect_uri: https://lti-ri.imsglobal.org/lti/tools/3246/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: 12345 (required, client identifier valid at the Platform)

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

state: eyJ0eXAiOiJKV1QiLCJhbGciOiJSUzI1NiIsImtpZCI6Ik93a3RBbWI2RDRfVWRZNldpQk94U1NVbFdVYXJMNGFxYWEyRXV1LU5OdmciLCJ0eXAiOiJKV1QifQ.eyJ0b29sX2lkIjozMjQ2LCJzdGF0ZV9ub25jZSI6IjMyZTE5MjdiM2ZlMWNhYzM0YWIwIiwicGFyYW1zIjp7ImNvbnRyb2xsZXIiOiJsdGkvbG9naW5faW5pdGlhdGlvbnMiLCJhY3Rpb24iOiJpbmRleCIsInRvb2xfaWQiOiIzMjQ2In0sImlzcyI6Ik1hbmVsT25saW5lVGVzdFRvb2wiLCJzdWIiOiIxMjM0NSIsImF1ZCI6Imh0dHBzOi8vbHRpLXJpLmltc2dsb2JhbC5vcmcvcGxhdGZvcm1zLzM1OTgvYWNjZXNzX3Rva2VucyIsImlhdCI6MTc3MDc5OTQ4MywiZXhwIjoxNzcwNzk5NzgzLCJqdGkiOiIwYWIyNjIyNGJiZTc2ZmRiMjY1OSJ9.llYHirz30nnMCL5yxjSRGy7R41REL2tK7fgP0JTIR2dnScw27rd6WNqJ4FztjutLnnq8GHCRvk1vi2CN4NZCDCqQoJZqo8ADaWDv9oJFCthDOQj0uI55R1WggA2w0i-MRI6L5WeLDIamNbMYk1qZj0JBYzLCtVj9_CaumsX-G6ZOkCh4UYaACfKhtNO8EnhujEbaEMC8q9AIujrUHAehQCLsgpMaft3a0J3X2TRklJ9rMv6BoA4RCItZUckMab1tBhWRnKZt65r6DQJXoUOI6azluAbaKhTJCN5gzWzZD4o5cxetikawXy1zjA5SuH7f3g6Ty61fbMsI_pT74M3pdg (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: 32e1927b3fe1cac34ab0 (optional, string value used to associate a client session with an ID token, and to mitigate replay attacks)