Transaction not yet indexed

ngH8a3WAVBvFQLERxg7jhB7bp6FnrVi21V7f1RuqLbyHm8zmL7svcUhCUE6UzNvFW1tMcGGUNFcWht1kzcTpPZU

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