Transaction not yet indexed

mECv142WpjH9eXVaQjciKgV1Q7PFtFyo2mRQTovnnNZAZomsb2pGXj2C6ij9aFTyv9fagEn8Y6AHKAGaEEJdgv1

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