Transaction not yet indexed

Nop9YUVwAAgKzXPHmHVLhEC7EBjALHKYudvE66r8gV8jZtKEeDnFSPxaiNzMKfjx1u2dxKkxKGwAM8cMopYLjdt

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