Transaction not yet indexed

21TsbLzrtb1cwA7Un6reKyHDMe8s4YV6B3skERY7mz5fZVaM8sNgPk4TT4pd1A2tfmfmGfqS9qUM2mj7fVeMY5FP

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