Transaction not yet indexed

5b21ufYxt5ZbxJ5JbgMFeXnu64z9tKzZexAhstUw3o8a5P1j9qsQfwdCT3KvuK7pLoQGHn79wC4GNMa6sR6YH2Ux

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