Transaction not yet indexed

1mEXkTwAhe4tMW1aW4fwLWrcAwo3ZBN4NvwPzeJkyNzHnacG16B8Ho3tfSArX9exHPeJeuP4PWKpzLqN1Xza3bU

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