{"issuer":"https:\/\/slack.com","authorization_endpoint":"https:\/\/slack.com\/oauth\/v2_user\/authorize","token_endpoint":"https:\/\/slack.com\/api\/oauth.v2.user.access","response_types_supported":["code"],"grant_types_supported":["authorization_code","refresh_token"],"token_endpoint_auth_methods_supported":["client_secret_post"],"code_challenge_methods_supported":["S256"],"scopes_supported":["search:read.public","search:read.private","search:read.mpim","search:read.im","search:read.files","search:read.users","chat:write","channels:history","groups:history","mpim:history","im:history","canvases:read","canvases:write","users:read","users:read.email"]}