Transaction not yet indexed

3Mnm4dbNGaADdfRgQ4o43ftaTouBdmxuJ5DWvjWUhGqGhbzeTKk9y9DRyGEjHQwAuk2oMMNicLXAmYftz3N9CSF8

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