Transaction not yet indexed

1266wMp4PaPz1423uw7pgPeXm4hYZWr1aCVBswWABvbMBZCGJLJUdmGmBR7u89YEdbM9ubaZsLAtLgRKBWmiyEAL

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