Transaction not yet indexed

53APL7Hff68VAmmzZcdcBJhGKuuwT17ySC2cqVXX6aBV9JJ9VKqgFsmSSyASr9msN8BPxxfPKGPqPcnqgMjK18Pr

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