{
  "manageEntity": {
    "action": "Repost",
    "entityId": "590020",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x192e4f3403ae5ee5c1906f83f294954ebaaf1da3ff6bec2b2bc44d3548473247",
    "signature": "0xd3d4dd7052722bc749079e2578dc6cc8663bfd5a6f4fc4a7756f1c589fd9f2e7254e89151532a1f2154a71e45f2d5d16375a78ebf29cec280bc3850f42d65f791b",
    "signer": "0xbF4F1f4df4779768AfE75515b1552a2Bc5b4Dd32",
    "userId": "100976759"
  }
}