{
  "manageEntity": {
    "action": "Repost",
    "entityId": "881846405",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x53d4c37dbae7afb76b0d94f2c8bb03fb680ddb7337da6430a7eeb411298fd07a",
    "signature": "0x2b2f4408d5bffffa9ae065df969ca9223943f5f98044bd008979c057b2e6a92b614e53035eeabb8c86994e27f42ee1fdf9465cb3cd8bb002cdcfcd61a970f7501b",
    "signer": "0x40aE1C539711FBaE3930131b028D9c764fD8EaCb",
    "userId": "35251"
  }
}