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

redirect_uri: https://lti-ri.imsglobal.org/lti/tools/4755/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: eyJ0eXAiOiJKV1QiLCJhbGciOiJSUzI1NiIsImtpZCI6IlVMZkZTWUZxeDdnYmNGWGNrZ1E5ZC04bV80V1doanBISjZ0czEtMUpRZDAiLCJ0eXAiOiJKV1QifQ.eyJ0b29sX2lkIjo0NzU1LCJzdGF0ZV9ub25jZSI6ImJmNDllMjM1ZjkwZmVjOWQwODc0IiwicGFyYW1zIjp7ImNvbnRyb2xsZXIiOiJsdGkvbG9naW5faW5pdGlhdGlvbnMiLCJhY3Rpb24iOiJpbmRleCIsInRvb2xfaWQiOiI0NzU1In0sImlzcyI6IjAwMDEgVG9vbCIsInN1YiI6IjEyMzQ1IiwiYXVkIjoiaHR0cHM6Ly9sdGktcmkuaW1zZ2xvYmFsLm9yZy9wbGF0Zm9ybXMvNDgzMi9hY2Nlc3NfdG9rZW5zIiwiaWF0IjoxNzkyMzA4NTYyLCJleHAiOjE3OTIzMDg4NjIsImp0aSI6IjViY2U1MDk4MzA4OGFkNGRkYWJiIn0.CPrdKSDo_wseSHGlXHyKzyZdT0jPK2-5Qc0EUsgot_Ct1MSPfKUaEOTpb33PpcGBoORvNr8HLOKoAlXYPcndnkd8T5Evac_b2TA56wCl6NEmwB9VPkg-MLKTVfG8SK79dOY8XPMvYhSJXEBA9DirFyL7lH78g-RxCrR0wik01-MhM9tw25GOJDqu0Q6Z1L1uM5T0TlBs2Rhhz_Q-l3EdNe3b7iWErxp6MzPj6T9xLTkPfqKQwUkcUumvXCiavPkbcvIR1au8z-P_Ql8p7V0ygHYoVzeD0ypOldx2QlASbWDdqjXahu3NnJSGHbXw4Sxhob-BEbj9Vj9MJzwJ3GdF6g (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: bf49e235f90fec9d0874 (optional, string value used to associate a client session with an ID token, and to mitigate replay attacks)