Transaction not yet indexed

HML4tUm1xP9HQQW8sJvQtFuskWXurnbtYhgHLWZXMXHBtuGzxJ7Tc8U9RBynYHk1VHcfJDm8Sx3iz2eEfionVM4

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