Transaction not yet indexed

Mc6b2fV8cHSSydTWUGF9V9aW16uYcc3o2vLvoSGsGLHmDaZSaqaJgPzrNBGJjNxB425UMtcWa3RTW2nuwLiNqAD

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