{
  "manageEntity": {
    "action": "Repost",
    "entityId": "409593153",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x434d8e0479afa24f546ee07d5365a4858bd1cf16c63a7da85bbdd7e08bca7229",
    "signature": "0x6bda1bc513488abeb64fca91ee66e5f89bc3bf9132513867ee048753f8b5ed264ca62403f8dfd7e196268e929c4ba824b7d372b8e853c5f24fa289bc52af2ff71c",
    "signer": "0x243A439c272133AEEE0073AF4986dE391C430866",
    "userId": "77551267"
  }
}