Transaction not yet indexed

MTUV21cYnAFfZJSdUvUM1BHfNWKEWt5EQdEpub32E28M3uvY3C2qA6JMkLSBRGFTN3xPftJDLi6qcCXBeXQREmF

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