Transaction not yet indexed

528q6aTxARzVhXD99Xmt3FKkMXe6eeZkzvMYeKMFPmeiw79fbBfLsz4vGCprSyen22kcw2NvLmsfdA8Av87jaeY2

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