{
  "manageEntity": {
    "action": "Repost",
    "entityId": "688351979",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xde208d172779a13fa8997ce5e5ab35a2aa88cc0bedf2d8d84555b537d3cf7336",
    "signature": "0x67c311f7f2e4e80f5d1a62dc508f8e5a34007621b6d1c1918773bdf17b3cdcc32ca6fbe68ffae3a8c2606d5af23d86718792f8510cb9691a45500f3bd55aaa441b",
    "signer": "0x40aE1C539711FBaE3930131b028D9c764fD8EaCb",
    "userId": "35251"
  }
}