Transaction not yet indexed

Me2Ex4UveSs9Dquw8pL5Z9xL4bkxt27Qmu1MWgpG5CBa2WwJMLFJGbQCWgthoB3VBc3JPRePJ1YS7A3cJwqrmWQ

The transaction signature is valid but not yet indexed by this RPC node, or the transaction failed before inclusion.