{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1503683375",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x5df3cc60ab74e7b82ebad77b2926a388c4a1c2dbf0b38aacf85857a411789f0e",
    "signature": "0xe3ec9f85e472369d309f6d611450cca6d457376db10a9bbee36f3dc463d50403441b1580c0c3c08c154759c6e524f62876b7d424968e250f7b13ea873d4065291b",
    "signer": "0x43dA66b40816c8fb9e2B0AA77E0643192169AF14",
    "userId": "636236864"
  }
}