Transaction not yet indexed

MPtNavJJ9aV5b9ByYXGmAtUV6f4zxaLLpbnwJEUGt6BbuM5beW5EbvMCwckUtppN9Aqx9RFx49ZFG3m2oD21Xhs

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