{
  "manageEntity": {
    "action": "Repost",
    "entityId": "617857",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x92ce468b329473dde94e06c5def4514c513552799a02d5c7826ce447236d2c68",
    "signature": "0x112b806467f2c1176acb982598cc1e2a34ac23869252ee3a6a6a77cc2c735b8452482fca11b0c1a32f8354ea5f42bc58d75afe657b43f54c41c28a675e4169921b",
    "signer": "0x40aE1C539711FBaE3930131b028D9c764fD8EaCb",
    "userId": "35251"
  }
}