{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1498107242",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x1cb7b45b0d7d6a768eab5fbc026395be9cacc2881d01723e6a27ea768107b167",
    "signature": "0x886d87a84337474417db7f534c4623993a898fc98a6287607c386d985a0666946f81491129e3016ae25164921d66c920a6ec05dee3cd42689b765808bf343b371c",
    "signer": "0x639B9598C075dEDFE2d8FfB1B5B6ca259D3C425E",
    "userId": "667809204"
  }
}