Transaction not yet indexed

ymECMYgJoKASTpEAdddUmHXLmudjoa5rPuXfKHzdEMKC3JsUc9rXReTYH3bLkVyUfyAvPGeQAVSYhYbR9TTE7Km

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