Transaction not yet indexed

21MhAEckVi2RxpSyPp84bik2fU8cnFLC9m4dPMpTZo1kiebTrP6DGsQUGc6Qm6eGYBUvbhQysHY7bF3AeLKiTHp9

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