Transaction not yet indexed

tp28ExVkUPt6PSmkZWHpu917eJyBywaPGsPF9LVzuF6LUQxqPJp7uJzpDZW5VSTotGp8fjVxYZCXdPcqFE8RugG

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