Field	Type	Required	Description
abstracts	array	+	List of abstract subscriptions on hub
abstracts[].abstract_uuid	string	+	Abstract unique id
abstracts[].device_id	string	+	Device id of corresponding subscription
abstracts[].gateway_name	string	–	Name of the gateway (plugin) that owns this subscription
abstracts[].mappings	array	+	List of abstracts
abstracts[].mappings[].capability	string	+	Capability of an abstract
abstracts[].mappings[].variable	string	+	Variable of an abstract
abstracts[].mappings[].item_id	string	+-	Item id of corresponding abstract. Required for subscriptions without a response_type field.
abstracts[].mappings[].value	string or int	+	Value of an abstract. NOTE: cloud supports only string/int values
abstracts[].mappings[].response_type	string	+-	Name of a response type to use to format a template. Should point to a key in the params.response_type dictionary.
abstracts[].mappings[].response_data	object	+-	Dictionary of substitutions to be used to fill a response template (see “response_type”.
abstracts[].mappings[].response_data.FIELD_NAME	string	–	A value to substitute params.response_type.[{name}].data_path[{FIELD_NAME}] with during the template evaluation.
abstracts[].mappings[].response_data	object	+-	Dictionary of substitutions to be used to fill a response template (see “response_type”.
response_type	object	–	A dictionary of response templates, optional.
response_type.[{name}]	object	–	Settings of a particular response template
response_type.[{name}].template	string	+	A response template to use as a callback command for abstract subscriptions value update mechanism. Defines a structure and parameters of a command Cloud should use to report subscription values changes instead of hub.item.value.set command.
response_type.[{name}].value_path	string	–	JSON path to the “value” field in the template.
response_type.[{name}].value_info	string	–	JSON path to the cloud value type field in the template.
response_type.[{name}].data_paths	object	–	A map of data paths that links response_data and places of these fields in the template together.