{
  "manageEntity": {
    "action": "Repost",
    "entityId": "804078527",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xeab321fbc0980e0bf374f9c642cd0429b0c43b2b3c934e4a28ec33d1ea44abf2",
    "signature": "0x04918376272a6537bdf31de3bdacd0b7b10200c7d095bd857f0c12b608bc18ca7f7fddaab7e7df09eb44e586cf306c5d2d41a21e246c524aeeec37a519bc87f81b",
    "signer": "0x5D012C880480A2E1ab4345f6F374CFf73e040331",
    "userId": "10449019"
  }
}