Transaction not yet indexed

MEkqEVkPvmGZFxZQTcmd26yFECH7LxqBmtqM9MkWmtaMAMj9AZUSF6agzB56r3aX3XpwCs2A2us39gA9GPrPL77

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