Transaction not yet indexed

21SBtRmSSttvzyvULJZivZ2acUVt1nuvowLozi5szPChQhDi8YWHnYe2ZtaS1MdkSo8rLMR6e2LD2tM7ZLPqAXNe

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