Transaction not yet indexed

53PphPnMXcb1RvRLjAb3xkFcWnmwdB2XdASuo2hUUS5PLPSbkYB2QC85QcZkRGCiSR8WrBZ1pA3huUVm2EqfaZn7

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