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

redirect_uri: https://lti-ri.imsglobal.org/lti/tools/2172/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: eyJ0eXAiOiJKV1QiLCJhbGciOiJSUzI1NiIsImtpZCI6IkYzZm1tUnhfMnZfS3ZZelZPeEYzUUdsVjhqOU84YzhXZHRSTEpOQWNLTVUiLCJ0eXAiOiJKV1QifQ.eyJ0b29sX2lkIjoyMTcyLCJzdGF0ZV9ub25jZSI6IjE3MWRmNWYxZjdmZmZlNjVhZmU1IiwicGFyYW1zIjp7ImNvbnRyb2xsZXIiOiJsdGkvbG9naW5faW5pdGlhdGlvbnMiLCJhY3Rpb24iOiJpbmRleCIsInRvb2xfaWQiOiIyMTcyIn0sImlzcyI6Ik15IFRvb2wiLCJzdWIiOiIxMjM0NSIsImF1ZCI6Imh0dHBzOi8vbHRpLXJpLmltc2dsb2JhbC5vcmcvcGxhdGZvcm1zLzI0NDQvYWNjZXNzX3Rva2VucyIsImlhdCI6MTc3ODM2MDE1NSwiZXhwIjoxNzc4MzYwNDU1LCJqdGkiOiJlMWY0ZDVjNTY0MjhhNmFiMzQ4NiJ9.oO2LrRF5gsUKjAxjL21V0FcZ_1Ritx9TGkU7_R1iRxSfn6xNob7o8epN5jqWaTiXIfyhLZtZwBeemNGOy2zteYbfYSexCYfsm02aqvuiU9x2hQdA0m0p1q9rDl2dASNvQZt3aL6PpEo2XdlPgWmhFYoCKoyA-OB8fSgKIrA_ps54nfMg3U0TX8czm6sBrLB38sKgvI-TbCIe4-NkcUArO-4a27im2p1yHb--OGzrLKJy5PG4zscPNWiRGQfy3gWmnZ0b9aX3pSOOX9hMqOQpyAU25WH_Ngzl6z0KmRp8dlSF7oEOPQMbM7vnQJlH-rxL3onJI0kdMu9t1Kbpjl41Zg (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: 171df5f1f7fffe65afe5 (optional, string value used to associate a client session with an ID token, and to mitigate replay attacks)