{
  "manageEntity": {
    "action": "Repost",
    "entityId": "496690",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x62bd032430e4c2e11f0876b686dc887bdba67e914ea3627043de64781d40fa1f",
    "signature": "0xe7e56c47a635556671d8ea14722dabdad3e3e76d4f341a9133bc3dd13c2a700049fee2861efa7814bd4ab4c35e70edea9d512a36ea976a75e454b40119f000d11c",
    "signer": "0x40aE1C539711FBaE3930131b028D9c764fD8EaCb",
    "userId": "35251"
  }
}