{
  "manageEntity": {
    "action": "Repost",
    "entityId": "666140",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x4e13604f4820f12d9d1262dad515a0f6d0e11d7896862eae936dac0145ccb278",
    "signature": "0xa55976bd5d1485bfca4f0e640c606a5c5ed13551e0de0da83f223ea69008753618dcc20668d9ebd8eaeb1d98f2073ccc730534a773712d46019e7b5d3cf82f7b1c",
    "signer": "0xbF4F1f4df4779768AfE75515b1552a2Bc5b4Dd32",
    "userId": "100976759"
  }
}