Transaction not yet indexed

mef51QSMmmAH4MfiJg62MSZ1FDJNXrexbuU4fbZWZhYdnPWU1WNqgnBpegsbCtAYAP2XN6wFk3htT1if7a9a1w3

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