Transaction not yet indexed

iM77Sp7uvkroPbb4XTZ4tCbkEe3GFBMyXj5Vp4FPRgAutMKBQhkhsbiaNzdmfAvuXenPH1L5EKbrgGtaoi1dPb2

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