Transaction not yet indexed

53b4kqaDWVgVg6zkDSSsaXEUWhAWFRHHHzp1wB7v6nfQi5MbWPFPWLtSYGmYArVVzndd4R4eL4x4R5ZxWxhbR71G

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