{
  "manageEntity": {
    "action": "Repost",
    "entityId": "404919",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x36e1203361451910eabf2cfea0df66c7a823d42d6c7696caa2c60ec1402b0795",
    "signature": "0x6b627e558347e4c7f53d8a88dbda8677f84273fa35ae13ee82d3b4769de4c11757de1afc27e70a821f912d30991c025f7e53f8fc6062e8b994f3be23009e3beb1c",
    "signer": "0x40aE1C539711FBaE3930131b028D9c764fD8EaCb",
    "userId": "35251"
  }
}