{
  "manageEntity": {
    "action": "Repost",
    "entityId": "558973",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x0dd2124787b4a6fee6a372416c2447e9ce425839f88024be6a4ef9062b55b1a7",
    "signature": "0xfded31e128db0177c9b54cc2667c63d042bb8660e751b50337c8c2402c77b8981e3a9b189e34db4028f102cdfa6cca6d00fe6a89cb9732addec7d7dd78662c201b",
    "signer": "0x481d41B4b34069e19EDC206C160447ebA0841f6F",
    "userId": "854614078"
  }
}