Transaction not yet indexed

MDKtzjwamASvbW6zqLFDXpUBNYvLJ3j73KFux69Gz2cM4jEqPbQe7NsXaaDzRQbSGp7BdRgsgkFEbjsEZRJbSRr

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