Cute... 53414e544120414e442048495320574f524b53484f50 = SANTA AND HIS WORKSHOP
Those numbers represent the hex ascii code.
To get you started.
53414e544120414e442048495320574f524b53484f50
53 = S
41 = A
4e = N
...
a="53414e544120414e442048495320574f524b53484f50"
"".join([chr(int(a[i:(i+2)],16)) for i in range(0,len(a),2)])
=> 'SANTA AND HIS WORKSHOP'
a = 'SANTA AND HIS WORKSHOP'
"".join([hex(ord(c)) for c in a]).replace('0x','')
=> '53414e544120414e442048495320574f524b53484f50'
>>> bytes.fromhex('53414e544120414e442048495320574f524b53484f50')
b'SANTA AND HIS WORKSHOP'
>>> b'SANTA AND HIS WORKSHOP'.hex()
'53414e544120414e442048495320574f524b53484f50'