Transaction not yet indexed

53K6yeYtGqRPmqGgQTirHhCJ9E3JfXaYWouwfMZPRXqhd4v4Xqu2Vkk6hoUUgoBdJeGe6bDyAFmYz1zaWgQDRcqM

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