Transaction not yet indexed

ymWM18nZCfGHxWrqq4TFtCozsx113JMz5GjaPDAUmBoRf4uPjDCuaM99YPPF3y2djaKLJW6J4NpD7PFbWFYhB2s

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