Polygon Blockchain Explorer https://www.hulkshare.com/maychen9/ So, if there is numerous transactions within the mempool so you compensated a comparatively minimal transaction price, your transaction can keep on being unconfirmed for an prolonged time period because miners/validators will decide on transactions with increased expenses first. Some transactions tend to be more complex https://minibookmarks.com/story20571561/blockchain-explorer-tool-getting-my-blockchain-explorer-btc-to-work-https-cutt-ly-3rj9ygbc