Transaction not yet indexed

53Mfmtb9cWxHz37gkgwrnRT1AJfqD9AfGCPBFYrCAdQFf2mNCCMmRoUFBVM5gbmwurRCyuY855EwTAxmtGGKJgAZ

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