{
  "manageEntity": {
    "action": "Repost",
    "entityId": "258483",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x0d9886d28b061bc2ebd0e6acb985673d385e82cf066739e72c63dbd7ed8faa59",
    "signature": "0x654a31b4e59dd8f07d8da8960c93937e159294fb5690552a4b6965610d5011f444719fc28cafd62dfc08ec6187e64d7b120d038747c02ba2c16d1d4eac94980a1c",
    "signer": "0x7E7b9c4DAC3F284d889a5bc274eA80b8BA5F63ee",
    "userId": "670307808"
  }
}