Transaction not yet indexed

2D99ExkWVvJbNGdYvj4uTounjnmTzXWmdQRi6ifp2Q1MFojz3mEgvX34ew1rxuTbAwfSYDadS7L487kYA2CoUbM4

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