{
  "manageEntity": {
    "action": "Repost",
    "entityId": "689342479",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x5e1d54c5659c5187343e8073de9c7229066c3519823c6601e5c0c2c5b10914f4",
    "signature": "0xe8863e2e3be62900f979717bae201ba6e5f25e046f7656dd711d62fef116296b4b3e735990a69081280bf2c54cba5b9fe94be3030b0a991440f4bc087acb3e9b1c",
    "signer": "0x767f09338Ac6CE8645c0a76a17a560429b582132",
    "userId": "520958130"
  }
}