self_chan_balance. This is the amount of satoshis you want on your side of the channel. For example, when you could request a 1,000,000 satoshi channel with 50,000 satoshis on your side. Of course, when requesting liquidity on the outbound side, you must contribute the amount up front that will be a part of the channel. node_tier field in the request. The possible values are any and best. By default, we use best. This maps to the node tiering system in Pool. best means that the node must be on the BOS Score list. any means there is no restrictions on the node and it could be anyone. This lets you tell the system who to get channels from so you can be sure to purchase them from the best nodes on the network.waiting_payment status of 1 hour without being paid then your order will expire. As soon as you pay for the order it will no longer expire.submitted status that means the order was submitted to the Pool auction service and it's waiting to be matched. This can take some time depending on much liquidity is on the sell side of Pool. If your order is stuck in submitted for a long time you can cancel the order and create a new one. This would allow also make sure all the fee sets are updated with the most recent batches.