Transaction not yet indexed

53NsvYkJpKoVC4EcR7hj7ma3oyHygQptayBtekjTdB8EaGrd9HDuFJFAVE9ED4F62U3ESz3fkeWNhvnVmyEfuxS7

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