Transaction not yet indexed

MUk64SgKE2GPx6hNpbwgqgC1bNW9FdtDpvfmdKxRCfJGvVRDaP3akaVhRgqvQ8ynVTekhTYkrBrVEwxPeaLUtRW

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