Transaction not yet indexed

2M18Ak48FDjY1W2MgGaN2DxrbZ5Gzahz9iUJbTdGLxiyARgtRWMyFU8SJ63cJUXDsnSHs7jc5AqAJkV2ZPUS1nk6

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