Transaction not yet indexed

MrkMZvpTCoZpqS6FiwYyhSS2vyM8CpiiPtFn8PsMDRirRYscCJ9Lbk2MsCzp6v4CZrVkfMPALKFndkmfTfd1PBt

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