Transaction not yet indexed

21CXrn5RUV3QV5fYduzdGqaT81a2VCG4yZwnPRqeCsFgnHafCbFfzc5bVF4zmZjgHe3EYGVB661aLXcFHmJTi4Nx

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