Transaction not yet indexed

2c15kCqpm5CitC8J6v2MFBy1tYtMgm8DU2GNP2v7YX1JEzfpqUa1HmQyuvjGoXW5WovSv2w12E8NFfBvRHpBJM3M

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