Transaction not yet indexed

f12cosTE4NojV2iA1t2ctpZZeWoicnZiPLyLNBHgfSA53qFJwcNgsoj9kbQRcLF2U8x1DN2Xj2EM1TwmbnoxTQK

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