Transaction not yet indexed

ymgF6mbNDwK78222SWfGRcQkwoHWXjUERxWcy3JcsVzmwrzCWeQoWRQoXChQ61ySC4nbXCf3PUy5UN7BZyGNjq8

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