{
  "manageEntity": {
    "action": "Repost",
    "entityId": "508531",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x7083e7de65e7374c8a67f1fa4c53856923ceff75a5ea68038f306ea8929892b6",
    "signature": "0x19c311c6cf5185baea14f16f832653d5fc1f2f3be41d9c3e7c006b67077db4e316dcb341df7c10c0c74f41984912e82d33c7a17095e575b0090e0a5142c991b11b",
    "signer": "0x40aE1C539711FBaE3930131b028D9c764fD8EaCb",
    "userId": "35251"
  }
}