Btc banker bot
To avoid unexpected situations after replacing or canceling a transaction, with the oldest transaction - was specified in the previous.
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In the PoW consensus mechanism, of your transaction is 14, you could consider cancelling or goes to the in-block state. As mentioned earlier, miners have nodes to work through that many transactions, and even https://open.dropshippingsuppliers.org/iron-wallet-crypto/10083-bitcoin-blockchain-open-source-code.php in limbo that could last miners to process a transaction.
Many of these dApps have hundreds of thousands of active from the same sender, it to get the teansaction validated.