Transaction not yet indexed

278MEadYcrriikUEe3Q8WY7Q7xRAdGpVrtMCT6ZBqHG4F7Wu524kP2DDeCVux6Zg8AcNFSPtaDV6QdmRdktRN2xA

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