Transaction not yet indexed

53U1szCLaVYmZcPCgio15CnkJpB5QAQPXCphD7qjNFSyaHUoDZRFuoV7KSQVwffALwAkHtbvh6j4vLs3oSEkLefx

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