Transaction not yet indexed

21MYvLK7256VvAkYDn5wxtordzMwskYUtfLGpLuCSkMJAxEyqDZ2fzCPamF3Mh4YdW9k5oFzyE3SXkAYvP8ji183

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