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

redirect_uri: https://lti-ri.imsglobal.org/lti/tools/4518/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: sha1234 (required, client identifier valid at the Platform)

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

state: eyJ0eXAiOiJKV1QiLCJhbGciOiJSUzI1NiIsImtpZCI6Im9YVk8xaHdCUG9CbHlSXzZMQm1aS3Z4c05YU2NpTk96NS1HbUljd3U0Sm8iLCJ0eXAiOiJKV1QifQ.eyJ0b29sX2lkIjo0NTE4LCJzdGF0ZV9ub25jZSI6IjI3M2MzYzVmOTU4MzQ1ZjMwOWJkIiwicGFyYW1zIjp7ImNvbnRyb2xsZXIiOiJsdGkvbG9naW5faW5pdGlhdGlvbnMiLCJhY3Rpb24iOiJpbmRleCIsInRvb2xfaWQiOiI0NTE4In0sImlzcyI6IlNoYTEyMjMgdG9vbCIsInN1YiI6InNoYTEyMzQiLCJhdWQiOiJodHRwczovL2x0aS1yaS5pbXNnbG9iYWwub3JnL3BsYXRmb3Jtcy80NTk2L2FjY2Vzc190b2tlbnMiLCJpYXQiOjE3NjU5MTExNTAsImV4cCI6MTc2NTkxMTQ1MCwianRpIjoiNGI3NGE5ZDkxMDgyNjFmMmFiYmEifQ.hNeLKgR3igkwYnR9UQNa8ZHFrNptJRxlaP9WiZFAoc0DQwQZKlBxRPyY4ortFeSEwsv9LnTHyZwJyYR6wMNzxsj2ZXeBm3H-spz5vlZ0jA5VYC16J2HQ33oZnZyPvScw5TBrglU-nni0aM44cABD65VzrztDu_O8NgNAkPfwC8XeXE7zfl7ozg-mB2XGEqm7aFYXkqDcQS1ImXmse2M9nWdUPFaYqytjOUu6s01UmbaOc92Be3hYH74hGdhfn7BucIHXc5L-qCp0OVAtdPFUGOn_CIlV1HRh6KC3B5t378ZvUkjU76-NP-Jzu4WsB8iym3AJ7WgsfrI4GdWS3NqSew (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: 273c3c5f958345f309bd (optional, string value used to associate a client session with an ID token, and to mitigate replay attacks)