The version you specified (2.6) doesn't match any of the existing versions (0.0, 0.10, 1.0, 1.0.1, 1.1, 1.10, 1.11, 1.12, 1.13, 1.14, 1.15, 1.16, 1.17, 1.18, 1.19, 1.2, 1.20, 1.21, 1.22, 1.23, 1.24, 1.25, 1.26, 1.3, 1.3-and-older, 1.4, 1.5, 1.6, 1.7, 1.8, 1.9, 2.0, 2.1, 2.2, 2.3, 2.4, 2.5, 2.6-unstable, 2.7-unstable) in ReadMe. https://docs.readme.com/main/reference and include the following link to your API log: 'https://docs.readme.com/main/logs/71e4548c-f679-45b6-b700-06181f3cc9ad'.