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

redirect_uri: https://lti-ri.imsglobal.org/lti/tools/4554/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: sb1234 (required, client identifier valid at the Platform)

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

state: eyJ0eXAiOiJKV1QiLCJhbGciOiJSUzI1NiIsImtpZCI6Ilg1NkR2STFERmtpaXVNNkN1aXZxRENzV0JrUm1mTjFHUG1Uak0wMG9sUk0iLCJ0eXAiOiJKV1QifQ.eyJ0b29sX2lkIjo0NTU0LCJzdGF0ZV9ub25jZSI6ImNmNTczZmYxMjVjMjY4ZTQ4YmU2IiwicGFyYW1zIjp7ImNvbnRyb2xsZXIiOiJsdGkvbG9naW5faW5pdGlhdGlvbnMiLCJhY3Rpb24iOiJpbmRleCIsInRvb2xfaWQiOiI0NTU0In0sImlzcyI6InNiX2x0aV90ZXN0X3Rvb2wiLCJzdWIiOiJzYjEyMzQiLCJhdWQiOiJodHRwczovL2x0aS1yaS5pbXNnbG9iYWwub3JnL3BsYXRmb3Jtcy80NjI2L2FjY2Vzc190b2tlbnMiLCJpYXQiOjE3ODc2NzgwNDksImV4cCI6MTc4NzY3ODM0OSwianRpIjoiNjZkZjQ0YTIxZTI4NzM2YWMyZGMifQ.PRRgX_Ap6ZXppZhpc1-u1sqSlp0tX9LLFpVghUCKY5kurQyyjvQf-OxTNd6lx5VIs8Fu5z2O4j7Rn38mfapImTDe_4KIj6s80JP9uo7XfuSTguHK5VZ3O685Af03HjNcw5YAnEAEAp-twB-e3LUm4_kNq4c-8kbQ9IwPXK1mO5j0fIhaLiTUTpzEFQeP4UBVsVl-5QEOgyZd6FQydHsbO-AjrlByJUcqbSChMYhU_hUsR5z8E6U-CzjF-bLr7vZh2DIZOOjWCqW5Txr6PpDcb3GzJnIL7kOWbTcvwnch0sEHn0lbbmYpnbnlv_Wi8FNs-UBuuPZsmWfDwmaqPvXaeA (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: cf573ff125c268e48be6 (optional, string value used to associate a client session with an ID token, and to mitigate replay attacks)