{
  "manageEntity": {
    "action": "Repost",
    "entityId": "290245",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x449bea6e4cf9446a2d57522973c011df9c4e5d397e26ac51f29db5155deddcbc",
    "signature": "0x8a89cac6486831129926f7ab2bb5bf7bd7e6258f75ea420a6b9ad898581cd8c1100b699d5aeaae73c0a08aa1f6db2a8dafaaeaa9ace2952d051c7ed5c81a6b3d1b",
    "signer": "0x40aE1C539711FBaE3930131b028D9c764fD8EaCb",
    "userId": "35251"
  }
}