{
  "manageEntity": {
    "action": "Repost",
    "entityId": "891333777",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x337293fd83fff1c6f5c74d132a2737e7836d914b3aa0ea4d64ec5447396d1777",
    "signature": "0x645ed0e2e90d34d01d17364b7cc768f09cac0f530dd02f560c3705fa3d7791a2285632b249cad36e5e249fece8d4ab530683313b17c06e22f2d52b18164fcf301c",
    "signer": "0xbF4F1f4df4779768AfE75515b1552a2Bc5b4Dd32",
    "userId": "100976759"
  }
}