{
  "manageEntity": {
    "action": "Repost",
    "entityId": "545859",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x12ea2cfe90afd3476959ce44f6adbaad2a328ebaf0efdb12cc0475558f43ec2a",
    "signature": "0x35be64bb6d13b9808d1799e4696b8651f6e027594e0bedece82197d8ac55d8a36a4e8cc603f158fce0fd0807a340c806de8deb53d7e48d2e9cd5f42a16ef9ebf1c",
    "signer": "0x5452f86EfcB1153FF9C10bdbe4103Ce25434D124",
    "userId": "620307004"
  }
}