Get Contract in App.jsx

App.jsx

  getContractAndPosts = async () => {
    const { setCurrentIPFS, setContract } = this.props
    const contract = await new web3.eth  // eslint-disable-line
      .Contract(Pet.abi, '<your-contract-hash>');
      await setContract(contract)
      const petHashes = await contract.methods.getHashes().call()
      await setCurrentIPFS(petHashes)
  }