A map value.
The map's fields. The map keys represent field names. Field names matching
the regular expression
__.*__are reserved. Reserved field names are forbidden except in certain documented contexts. The map keys, represented as UTF-8, must not exceed 1,500 bytes and cannot be empty.read / write
- hashCode → int
The hash code for this object. [...]
- runtimeType → Type
A representation of the runtime type of the object.