code: def detail_participants(
              self,
              participant1: Address,
              participant2: Address,
              block_identifier: BlockSpecification,
              channel_identifier: ChannelID = None,
      ) -> ParticipantsDetails:
          
          if self.node_address not in (participant1, participant2):
              raise ValueError('One participant must be the node address')
  
          if self.node_address == participant2:
              participant1, participant2 = participant2, participant1
  
          channel_identifier = self._inspect_channel_identifier(
              participant1=participant1,
              participant2=participant2,
              called_by_fn='details_participants',
              block_identifier=block_identifier,
              channel_identifier=channel_identifier,
          )
  
          our_data = self._detail_participant(
              channel_identifier=channel_identifier,
              participant=participant1,
              partner=participant2,
              block_identifier=block_identifier,
          )
          partner_data = self._detail_participant(
              channel_identifier=channel_identifier,
              participant=participant2,
              partner=participant1,
              block_identifier=block_identifier,
          )
          return ParticipantsDetails(our_details=our_data, partner_details=partner_data)
docs: Returns a ParticipantsDetails instance with the participants'
              channel information.
  
          Note:
              For now one of the participants has to be the node_address