{
  "manageEntity": {
    "action": "Repost",
    "entityId": "738157443",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x515217fc10817d792fb3e6af54379a645b3b85d335589553356627afc6a7cfd2",
    "signature": "0x058f4db6795c932b936b6ba9f8ffbc0384cfb8a27ad7cff9a17de2cd96dc4fae46d5fd2aeb68e4dcd83e45ce27f685c2e8c56c4342766c7bc1f6ab040c0362ef1b",
    "signer": "0x40aE1C539711FBaE3930131b028D9c764fD8EaCb",
    "userId": "35251"
  }
}