{
  "manageEntity": {
    "action": "Repost",
    "entityId": "757105",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x8a736b7a3f8bb25b15db27c43e6498164a124cd5813ffb2531962e6a78be600c",
    "signature": "0x523349f0102923270d28c5adff79d37981a06ff226c9607f3067b1cc291a05e0381c5c15686a32465aea41496f734f7f37b88daa0257d2823ac7821813bc08841b",
    "signer": "0x44BAdCFCf42113CbB67f519e4efa576B336f9bf7",
    "userId": "136844578"
  }
}