Transaction not yet indexed

Myexa8d9kZDQyFXP8aijZ8AM8HBqiCeznaGaE7NCPNZZjzD2X53QbYYd86XJy1W5SYnMnPbdja6mH29Pyf2aoMK

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