{
  "manageEntity": {
    "action": "Repost",
    "entityId": "12548856",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x7813b4c33edbfe700b4f41b67625f068b1e2fb3aaca181b8642e951bc9acbeba",
    "signature": "0x15e003831c18ba4554759a7d4fac700f56c0ac1cefc7f67577ee61974580e94367bc922fc014cafb4e1af0047ea06da6f7746eaa7e0935fe41b3362a736a86ca1c",
    "signer": "0x481d41B4b34069e19EDC206C160447ebA0841f6F",
    "userId": "854614078"
  }
}