Transaction not yet indexed

Ab88rnVpFgvtbDRjgqe61bo7CSYnDYjvphZ71SEcu8aArg2AqvQyUsUwdfLuTvmvvRnTgWex8MBZvfdpgVPWJXq

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