{
  "manageEntity": {
    "action": "Repost",
    "entityId": "708206899",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x7ee146dd9a1075e9dd12cba8154c2a3fb07a443e4dc68b1a3168844680228209",
    "signature": "0x8af4e3a2d11b4a6406faa6c1ab59a26c7aeb7307aaa8e2cfdf8ffa9a1ec3378e3c9cdf0b282d9be8599a8c728ed548a16ab50d6cca31f54df281e8dd01e992241c",
    "signer": "0x639B9598C075dEDFE2d8FfB1B5B6ca259D3C425E",
    "userId": "667809204"
  }
}