Transaction not yet indexed

21Vu2htVwGYqXEo4NP2uWFyHcsFWD4UUVaKPyDjUxZ79Q57hyZkrUWxBJuvCkjygpgDQnR1wPY4GE2pp7QvUD36u

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