Name	Type	Attributes	Definition
cell_id	string	required, identifier	"Identifier defining the cell of origin for the query sequence.
"
rearrangements	array of string	required, nullable	"Array of sequence identifiers defined for the Rearrangement object
"
receptors	array of string	optional, nullable	"Array of receptor identifiers defined for the Receptor object
"
repertoire_id	string	required, nullable	Identifier to the associated repertoire in study metadata.
data_processing_id	string	optional, nullable	Identifier of the data processing object in the repertoire metadata for this clone.
expression_study_method	string	optional, nullable	"Keyword describing the methodology used to assess expression. This values for this field MUST  come from a controlled vocabulary.
"
expression_raw_doi	string	optional, nullable	"DOI of raw data set containing the current event
"
expression_index	string	optional, nullable	"Index addressing the current event within the raw data set.
"
virtual_pairing	boolean	required, nullable	"boolean to indicate if pairing was inferred.
"