Transaction not yet indexed

EC99xT2BuvPceBrRt9CUwh1rxyM4YfjeAe8PxxD3R8aVV1Sy8umghXoDXEWtUk78qt8ekXG3vVcrzeCyGeSPPY8

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