{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1515300768",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x0232b0896b438e3b6f090005da429307c9b4e4775815241de55e086e615a1221",
    "signature": "0xd5a2a75a9e3433acd363e77e6fc7f09fed24d5694d139a0b1a3702f56121adf7212dcfee796ff9d1d434662d3b9fafaa2ed1518b7a1f7d0e8c0d34d88ce44e161b",
    "signer": "0xbF4F1f4df4779768AfE75515b1552a2Bc5b4Dd32",
    "userId": "100976759"
  }
}