Transaction not yet indexed

53LptRub6RqDTTwdZwxmEFEfFgkMuf1AQzu2mSgk9xDCPHLmCjC3xjCDh67hedoTAxyFb7YMM1EEgcfM2FfP7SZx

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