Transaction not yet indexed

21mY2vLsy7fLBJSwVfjtkLXuNXroxmaN12yQFkZPKf6nv7gyzRSA2srgRKC4VXbL2iqYdctfwAFSQDBTMGUiE4nq

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