{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1240877172",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x7efdb1983ae4050a9ba002be5650dc63db55d2e7a2c901e5e9f31ca58d891923",
    "signature": "0x79fb31f8dcbe2c53ec5d4876181dfbe9f54971bbe2d48128927addf3ffcdc7975d09db7e749365714d7d46375ae8d7ca124f0f62a71d4757a92ea8ee02053cf31b",
    "signer": "0x40aE1C539711FBaE3930131b028D9c764fD8EaCb",
    "userId": "35251"
  }
}