{
  "manageEntity": {
    "action": "Repost",
    "entityId": "451193",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x2a4f9704b9c7ff9cc9951494d17fc67c8128dca0aa848a96ef92810f84288cc4",
    "signature": "0xedeae7d40ff7fbf96463621e73f7bc6a4e96ef6178af6d463af60cfe1291efe87881f4e63f01bf56d797f3b189e7459b855ce8fd23c3c1942ace468814ff85911b",
    "signer": "0x40aE1C539711FBaE3930131b028D9c764fD8EaCb",
    "userId": "35251"
  }
}