{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1375936961",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x3133e9efa9925d4080decad1335ebf9d57946dd120271eadf136492c0c57dbe6",
    "signature": "0x61380c9de5a3ee5a23e0d04bcacbc988d2d9d75b69daeb282879bcf5da82685a2a53fc191f91cf66b40d494fa591edbb1c2ceca73e518257ff4abd0352121b961c",
    "signer": "0x4fdc03E53311BF6b1B8728dd0Ae0630bF74176f1",
    "userId": "162770660"
  }
}