{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1543990657",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x1efc63ca0e33a31cbf41aa61274dd791c3fc07c5434d1ba1763089228951a70b",
    "signature": "0x5d55b0f5b9c7577b09c19612c747684a602fb4f4b076d0b425da1e0f439289925977db7c082a7b8fc316fa8502f6677bcb5104d23c43dadbfb3f4546d300e9fb1b",
    "signer": "0x481d41B4b34069e19EDC206C160447ebA0841f6F",
    "userId": "854614078"
  }
}