{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1647539182",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x710d04b93f752fb0807f4ab1e8cfbae6b5637e14abbeb0c04d20a9c8a2b2bdde",
    "signature": "0x75575f0579bac26fecdfb7bd0396ae21cdb27f50061b4cf763d9e9d2afdf08622cfdc98923385ecc973bf895599eea5196b73c28f997e1fff568829ba032ed831b",
    "signer": "0x639B9598C075dEDFE2d8FfB1B5B6ca259D3C425E",
    "userId": "667809204"
  }
}