Transaction not yet indexed

53nfx2aLLsrRAZBmuA43SHi9jz3zUYNWdzRjQuEF7LqXiDdQ5tdVNv1GZC9DUs2eUajc15NKk3zdGKkQAzjUE12L

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