Transaction not yet indexed

2ex21fRz1PwNMX86PwF64oB6PNtNDEXGovvFkoMLXzayNuv6y4CLw5q91xVoSUeJLbmLX4DXcNcbJfVo2PtBuFo2

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