Transaction not yet indexed

WF1mdBAfK8aHAYHbzsUEx8GRLthBcT6ZPnUNkym7EkwhKE5xMuQqpsNSUkapmH7mwNmzrSuHNhHvvsQMHWB3Ts3

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