Transaction not yet indexed

28LnYjKMuws6r9KdcVTNp3q6tYRQPFATwc17Zv7NBwnxUwTKBg4e1eZkMhFJ8ymfck5jZAEKBei4mmbCcPHkJqT8

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