Transaction not yet indexed

53LkHWfWZxpwJDgUQ25WbNtG7w7LtguKfEYhcyXpJcu9aRBuphrdh8wdjLDVTzcjVyrMvAAh9UQ256JexrFtchhu

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