The pubkey is there so the private key can be found in a few seconds.
How?
000000000000000000000000000000000000000000000017724AFA4320DAF4A7
He assumed the address was within 69.
Good morning, but how did you get the private key for address 19vkiEajfhnHnZjGpogP6Rv8sUQFvF7PiS, having only the public key?