Transaction not yet indexed

53N7UnFnyFUFPKyWqDepJigUyVKCf2SRC3goZLLmV9zEeeRKwYEvHmLJLUNC6ZGfXotsVru9eTE1kqunWJ95Y21H

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