The stratospheric growth of Inter Miami's Instagram following in just 24 hours shows how much clout Lionel Messi has — and why the MLS is breaking the bank to sign him
Lionel Messi.Getty/PSG
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<li>Lionel Messi announced Wednesday he's decided to sign for Inter Miami.</li>
<li>The MLS team has seen its Instagram followers increase 390% since then.</li>
<li>The l… [+1737 chars]
