{
  "manageEntity": {
    "action": "Repost",
    "entityId": "838586",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x78ee4a7dad47b14745747b50e58854db8104140cc6e1e810bdda230afdef7f42",
    "signature": "0x44fa4000e16ceb79d76d5a1db947dc8dd06a27509c4d0d1b3aa7f2c927544d2e5c8163b8a892d8456b020bd0fe2b5b5fc9e472e384ed245ccf8b04a3ec09cf4c1c",
    "signer": "0x481d41B4b34069e19EDC206C160447ebA0841f6F",
    "userId": "854614078"
  }
}