{
  "manageEntity": {
    "action": "Repost",
    "entityId": "642148279",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x527101bea5c149cbf414830278d6691c9d48be2d214dbb4ae7d91047af30e3bd",
    "signature": "0xaea2c5ce4d4043ec77e21347778987e1d4d2bc0ddb730c436e4473a2b9b368d42f29fe1a1c31d00bb4f7e49970ea8f1244c54b4466845803dbda073c3759ce071c",
    "signer": "0x40aE1C539711FBaE3930131b028D9c764fD8EaCb",
    "userId": "35251"
  }
}