{
  "manageEntity": {
    "action": "Repost",
    "entityId": "387571103",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x46cf361b160082d96a5dc552c4b70040be9e210eb2c5d14057d7138beb6a47e8",
    "signature": "0x71e36883609d88f1ccb68e17e35d4ebefcc22b36eca46200b1fc74b02c8f997c439504bccbb8acdf948225aea9e16a4d7d16ca325959dac25c6483de2651be921c",
    "signer": "0x40aE1C539711FBaE3930131b028D9c764fD8EaCb",
    "userId": "35251"
  }
}