5 bitcoin treasure hunt clue

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5 BTC will be given away in a treasure hunt on the Internet.
One clue will lead to another clue until the last clue gives you the 5 BTC.
Some smaller amounts of BTC will be given away to people who solve some of the clues along the way on top of the 5 BTC.
Most clues are on the public internet but some will lead to the dark web.
Clues will be mixed with other great treasure hunts so you will know if you are on the right track.
Good luck.
This is the first clue:
44e9c30ef2ee5efd5143a0fc9020c71b
104bf393ae90eac7e3045a657d5adb84
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Signed with Bitcoin address 19d1Vv4Mm54KBK5Ef5rM3R4eZ9Xer97xf1
IOomjiSaFa0dyKGAIHhLXjh9HkmUMpl1GOcwz5E3XbPlM6nb+CLBFtasMVG4pC1ppRBYHqAe2wcclKZ/GgPaTxw=