TCA type mapping
Content Blocks redefines all Core TCA types. Most of them are the same, but have a capital letter as the first character. Some are slightly different. Here is an overview of the mapping. This is also useful to know, if you want to reuse custom fields.
| TCA | ContentBlocks | 
| category | Category | 
| check | Checkbox | 
| inline | Collection | 
| color | Color | 
| datetime | DateTime | 
| file | File | 
| flex | FlexForm | 
| folder | Folder | 
| language | Language | 
| link | Link | 
| number | Number | 
| password | Password | 
| radio | Radio | 
| group | Relation | 
| select | Select | 
| slug | Slug | 
| input | Text | 
| text | Textarea | 
| uuid | Uuid | 
| json | Json |