{
  "manageEntity": {
    "action": "Repost",
    "entityId": "300549589",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xbedaf9a1edca748e414f9b73383331eda166da1f402a84bf602158a9ddf1488f",
    "signature": "0x67477fc52adc5ceec09847130a1934500795703e24580a3ca0381712a2aa4b5e7571779c6248925049ee34302a24d91229dc1d722c79fc7e575f0cb71594f7161c",
    "signer": "0x40aE1C539711FBaE3930131b028D9c764fD8EaCb",
    "userId": "35251"
  }
}