Transaction not yet indexed

28ptxhxFFdpxRRkYecAMxhh6SbWQLtfNFaZq2xMswy3E9qXqvBzxgq7DcpUYQLdGsW5QSMKAkUTZh5pAkZBHzVGC

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