{
  "manageEntity": {
    "action": "Repost",
    "entityId": "544933",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x4cbb3029739986dbad70f2793c7829c96fe1cf33dc5075f5dc8c62fbc41330b2",
    "signature": "0x5ddbac3f77ac3c1cada4fc7fb3bcc52edaca02adf3921657aaa95a71bb9420501d26abd2e159a03745ee1313118a7d87568c5dbf22c545987f11656cf9dd80511b",
    "signer": "0x40aE1C539711FBaE3930131b028D9c764fD8EaCb",
    "userId": "35251"
  }
}