{
  "manageEntity": {
    "action": "Repost",
    "entityId": "738245",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x16383e00715b4f319ea4d42ce7de43c777c73f865cd8483bc7f69404c2ae41b2",
    "signature": "0x25a119b7c5b418c4f185b2510db64877cc8f710ec06af8df986e974a941bb2ba50b075cef1d3f640074d1381a8b2a221faeeedf0c2e1f67b90a972b79ccd46731b",
    "signer": "0x767f09338Ac6CE8645c0a76a17a560429b582132",
    "userId": "520958130"
  }
}