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

redirect_uri: https://lti-ri.imsglobal.org/lti/tools/1991/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: eyJ0eXAiOiJKV1QiLCJhbGciOiJSUzI1NiIsImtpZCI6InRZQVlDbVFyWWRJaDdPVjdJQVI0Qml3YUJQNDBsX3gxazlYSDNoRTdOcFEiLCJ0eXAiOiJKV1QifQ.eyJ0b29sX2lkIjoxOTkxLCJzdGF0ZV9ub25jZSI6IjFiMTBmNGE2MTY0MTYyNTg3ZjFjIiwicGFyYW1zIjp7ImNvbnRyb2xsZXIiOiJsdGkvbG9naW5faW5pdGlhdGlvbnMiLCJhY3Rpb24iOiJpbmRleCIsInRvb2xfaWQiOiIxOTkxIn0sImlzcyI6IkRLVG9vbFRlc3QiLCJzdWIiOiIxMjM0NSIsImF1ZCI6Imh0dHBzOi8vbHRpLXJpLmltc2dsb2JhbC5vcmcvcGxhdGZvcm1zLzIyMzEvYWNjZXNzX3Rva2VucyIsImlhdCI6MTc3NzQzMzgzMiwiZXhwIjoxNzc3NDM0MTMyLCJqdGkiOiJmNTFmNGEzMTYwYWRjY2MwYjBhMSJ9.JQQd6IqCR7_FtOHJFDv44O_n3FSA4Va3kyFA9l2hh6r70g7aHXxUgRotngcscYQ6NbGxAYkK2XgAvgLVjxEtUQhJm_aT1e-AMDtNcp9pLBo4firXRRPGE8Wqg7nrRheB6N0dGtJXtQqBvPcdhhsdP9THSxhmbIm-VDfWkSkxA6AK6F7bAWheCzD7ed7j7G-R_6AQ9-SdcniqhqC4FZw-q6ocBWAreHpc7demo2EmM5lWc2V-5aVWXryLnRPSLbeehxxRBtvEx7HexDGkjIGIAdty74CXSJw82jgw-Jc96NKVGRf-P9rhV9jQmrhd0fmK1KS23XfYy6XOGxBLnYz-pQ (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: 1b10f4a6164162587f1c (optional, string value used to associate a client session with an ID token, and to mitigate replay attacks)