Transaction not yet indexed

4u2DpdmfaCMLmNvmJb6CgtHuGwxmGuk5AGywy7EPgKjAqNmbLpm1aH2cshqomqRBNxwDP5YiauABtfGkCjEaasS6

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