Transaction not yet indexed

278ELWB3A9wPwN1PdDUTrBjw4u1fMTEc6jKUeDqk6ZgtuVyG1PW1DXbzraTHtLMdJad7tHW5L9p2g6HCreFX7cN3

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