public function cosignatoryOf(array $data = null)
    {
        $multisigs = $data ?: $this->getAttribute("cosignatoryOf") ?: [];
        return (new CollectionMutator())->mutate("account", $multisigs);
    }
public function cosignatoryOf(array $data = null)
    {
        $multisigs = $data ?: $this->getAttribute("cosignatoryOf") ?: [];
        return (new CollectionMutator())->mutate("account", $multisigs);
    }
public function cosignatoryOf ( array $ data = null ) { $ multisigs = $ data ? : $ this -> getAttribute ( "cosignatoryOf" ) ? : [ ] ; return ( new CollectionMutator ( ) ) -> mutate ( "account" , $ multisigs ) ; }
Mutator for the cosignatoryOf object collection.

@return \NEM\Models\ModelCollection
Mutator for the cosignatoryOf object collection .