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

redirect_uri: https://lti-ri.imsglobal.org/lti/tools/4812/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: client (required, client identifier valid at the Platform)

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

state: eyJ0eXAiOiJKV1QiLCJhbGciOiJSUzI1NiIsImtpZCI6Ikp2VHpaNjFfdnJJUmJMNUU3TkcxdUxFczg1TWRyU3pHVUlBc1dzVXlsYWciLCJ0eXAiOiJKV1QifQ.eyJ0b29sX2lkIjo0ODEyLCJzdGF0ZV9ub25jZSI6IjdlNDMzYjU0MWY1OTEyNDcxNTdmIiwicGFyYW1zIjp7ImNvbnRyb2xsZXIiOiJsdGkvbG9naW5faW5pdGlhdGlvbnMiLCJhY3Rpb24iOiJpbmRleCIsInRvb2xfaWQiOiI0ODEyIn0sImlzcyI6ImZyYW5jbyBsb3NhIHVicCB0b29sICIsInN1YiI6ImNsaWVudCIsImF1ZCI6Imh0dHBzOi8vbHRpLXJpLmltc2dsb2JhbC5vcmcvcGxhdGZvcm1zLzQ4OTIvYWNjZXNzX3Rva2VucyIsImlhdCI6MTc3NzA3OTQyMCwiZXhwIjoxNzc3MDc5NzIwLCJqdGkiOiJlYTdmOTZmYjA0NDk4Y2Y4MGQ0OCJ9.xReI8XCeUl8mRNz2KihYg9U2f79WPbpVGJUoYhGHv4H5zwnLVlSAJjj1zGkkORDyLXshQJGiO5TiF_nACiqYu_B0QeiBit7BEnoryV2Q2hlRRc_AqPjgCJ1657rvot0C5ULAeguam4XVqYt-PQCcEd5iB9oLEuqD0k03hzYHFGAUvB7KMeoRwCNu4jTmxeGMe_hngZhZEpSrlSywPpYE3l5n9G1KDe2vdd2nkQnitMauERdEByKQHK9Yr6e9V31w1S0rPOSqx2vasjSLap2ZM0WQOjscnlDw6HoZ7KyqdFBsIV4hh4B9L4e_E3-tMc-d4NavOe0EjsWefQE6rkrDsg (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: 7e433b541f591247157f (optional, string value used to associate a client session with an ID token, and to mitigate replay attacks)