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.eyJ0b29sX2lkIjoxODU0LCJzdGF0ZV9ub25jZSI6IjQyMTk1OTdjNGVmMGMxNzEyZDRjIiwicGFyYW1zIjp7ImNvbnRyb2xsZXIiOiJsdGkvbG9naW5faW5pdGlhdGlvbnMiLCJhY3Rpb24iOiJpbmRleCIsInRvb2xfaWQiOiIxODU0In0sImlzcyI6IkZsaXBpY2tMTVNUb29sIiwic3ViIjoiMTIzNCIsImF1ZCI6Imh0dHBzOi8vbHRpLXJpLmltc2dsb2JhbC5vcmcvcGxhdGZvcm1zLzIwMDcvYWNjZXNzX3Rva2VucyIsImlhdCI6MTc4MTc5NjYyOCwiZXhwIjoxNzgxNzk2OTI4LCJqdGkiOiIwMDNjODllYWExNTU3ZDViZGM1NyJ9.FCRit__TxHJ0tKx1hkRgKf1qS_pIE-q6Q6H7E3BF8OWYx_NUJfZP4pam7g08c0ktnVRO9hmmffhlCmruBCxk17FXJaWGFup1PmIXsKmuwW6Dx-dM7iE76M2-e0pzwG0wWZVD2V-9y4bFa3e1MZDzV-sVXj8vAdSuemZJwj3UP6-mJaiByMWDRcbwAAaOo0XCr-A13XfdILPqCx2l8dPDJpmO8RNFqhUhc2xwejbEEYZCqtHGsB1P24aZCzYfFHY5Up-55jy07mDKtwQpQ534mrzmSuvpOxsOtfhgnAJWoPrEZdha-7sPlx0IP7i-h-kb5cxMdqWykWVPj-70nFs3tA (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: 4219597c4ef0c1712d4c (optional, string value used to associate a client session with an ID token, and to mitigate replay attacks)