{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1503683375",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x17442f4c2cd59302da5dc0bd91fd8934632e53bc5143766482871839a3429f30",
    "signature": "0x77045646ff38fdfb1f0c5842efbd513f5242e39841cd8ba82d60bfad4edf535b7b3471d0bf7ac4ba08d664e3abbfb77e14ec6a4433011926d3ac3d91bf83e36c1c",
    "signer": "0x92a5082636c97Db0Ae888484D85e4c8494A3B791",
    "userId": "895527427"
  }
}