Transaction not yet indexed

ngQ8AYeXM8cE2PeQAj6FmoRfxuo3MwtHk4CQ3mgcDhqfqLF4CRXejFuMtSNpYPhm9gX4bqfaym5YJbhvuqqUKN5

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