Transaction not yet indexed

HKpNffaaGM4bb59BpuTJ2KWVbKNzeH5RQsbkXAudTFpJ6swc7DbtPH1khFyNiJGLQFdMGbmv4FMP3x74R8o5xT6

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