Transaction not yet indexed

2CU21LfRkrkFWsxvBF1vhu2xURA1pYPH6KeLnZzK5aDs4CcrbYjvrGA6eA9yvoKPXqBKujFm37kEzyKqYuSMzFfe

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