{
  "manageEntity": {
    "action": "Repost",
    "entityId": "308384",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xb6428503bf383c03d5528324af09f4ea9bfd067d25082b5ce2ef779d6720ccf1",
    "signature": "0x694008d8868f4fb5ce403eb3ba16142a2afca83881ecdaaacf3d13395cab96e312c3ad31ddf7589cead037c2e43647abcb04bb0bff55a974253831233d9866ed1b",
    "signer": "0x40aE1C539711FBaE3930131b028D9c764fD8EaCb",
    "userId": "35251"
  }
}