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

redirect_uri: https://lti-ri.imsglobal.org/lti/tools/4503/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: eyJ0eXAiOiJKV1QiLCJhbGciOiJSUzI1NiIsImtpZCI6ImpmZ202YlphSkJ5bW40Q1BOTUd0cVI3NjZoSUJyN3hUV1ZMX2FjRE4tdW8iLCJ0eXAiOiJKV1QifQ.eyJ0b29sX2lkIjo0NTAzLCJzdGF0ZV9ub25jZSI6IjRjNGQ5Mzg1MTA2OTEwZTI2ODc0IiwicGFyYW1zIjp7ImNvbnRyb2xsZXIiOiJsdGkvbG9naW5faW5pdGlhdGlvbnMiLCJhY3Rpb24iOiJpbmRleCIsInRvb2xfaWQiOiI0NTAzIn0sImlzcyI6IlRvb2wgZm9yIHRlc3QgMTExIiwic3ViIjoiMTIzNDUiLCJhdWQiOiJodHRwczovL2x0aS1yaS5pbXNnbG9iYWwub3JnL3BsYXRmb3Jtcy80NTgwL2FjY2Vzc190b2tlbnMiLCJpYXQiOjE3NzY2NzcyMDYsImV4cCI6MTc3NjY3NzUwNiwianRpIjoiZTQyZmYzYTI5NjhkZGY4ZTBiMWYifQ.j6_PuQWPV1OhpfP5j6r5LVxJr4d9U0YuZAkYI7RKjUGpI1NhJDjFh7ekPskubx0rgbbmF6cd5Cmv7TzLko8ekmdVuqUIsP7FbD9nzScAlcMM-0QEFKE2GUKn3O_ko-N_mBQbYI6YvYtjVVDV-lg0tPbOx2a4bx8Wenb0OUjunV5HPfU7XRVTaVb9SMq7A48X1zLNWpcdrzFDKYJpRFWWFd6fg_K1_2yI8Pt8FPF8T_RlsFAbBCuJJtJuMGK4OdeH8w6uUpl341O8ingQZBKkItuTzGVOGGAZf-lFNamg_3TDXYPOjl9io5-czCL6Z93qxZ6CZFboR77cXQ10f9emUA (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: 4c4d9385106910e26874 (optional, string value used to associate a client session with an ID token, and to mitigate replay attacks)