Transaction not yet indexed

53LCkXrrb4URheWsbzPweAX6dqviqq6FQcqJzU5LLSWepJV3aBNj2oeE7tSH9F7mtLP1HCBqg4e9TKVnaYJER6uQ

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