{
  "manageEntity": {
    "action": "Repost",
    "entityId": "499123574",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x56deabd7fd2d17d789dbc4f415e6809eb9e9f81c665c5f74873333916b360d27",
    "signature": "0x477ebb437159367d335624a4afe167bf070abead4f6b58a711f5756c6246f6906c8c77f2b5e8d916270ccb6ffed536e9701a1fc3fe432867907cb0653a7f8dcb1c",
    "signer": "0xbF4F1f4df4779768AfE75515b1552a2Bc5b4Dd32",
    "userId": "100976759"
  }
}