DEVELOPER GUIDE
Formatting and time zone conventions of times date and time fields
2 min
Fields where the type is string($date), the format used is YYYY-MM-DD. Example: 2022-12-01, this format is specified by RFC-3339. Your current time zone is the time zone for Brasilia UTC-3.
Fields where the type is string ($date-time), the format used is YYYY-MM-DDTHH:MM:SSZ, where T and Z are markings, representing T the division between date and time and Z UTC zone. Example: 2022-12-01T08:30:00Z, this format is specified by RFC-3339. The current time zone is UTC.
Official reminder from the Openfinance:
There are some differences in the formats of some fields in the specifications of the Services APIs, but when implementing, take into account the information recorded here. Disagreements will be corrected at an appropriate time.