{
  "manageEntity": {
    "action": "Repost",
    "entityId": "623402",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xd75143a1e8045601ff64a81c758ea99d1b4db353c96b43692ffa9ac49981a7f3",
    "signature": "0xb72a43693de044868b2157364a9b2fd8bf4b368fe3de59934ffdc367002dc912181975835522efa56b5a653a8df5831947f296b0ec1352b24c40fd7d426c21721c",
    "signer": "0x767f09338Ac6CE8645c0a76a17a560429b582132",
    "userId": "520958130"
  }
}