{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1216878481",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x515d3f949ca71c7f8cd6082ee15bf1ccb14d89b653699dd314916c5175d6e38a",
    "signature": "0x6f981a07d0aac9c09bd9223df7ba42aebe7a1ab15fe683c3103056710c7e9c6a2b1a1f5f7b3530715ff022a765f45fb89d104d383374bd496d10f80f7313efd21c",
    "signer": "0x639B9598C075dEDFE2d8FfB1B5B6ca259D3C425E",
    "userId": "667809204"
  }
}