{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1619921171",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x8c94a5d45cf47ff7495b23d21df4065d8ad295767c8c0a132a27a92d200d4c97",
    "signature": "0xa89cdd8dc491a004e934b6709aa3b8f0d8d42cb56becc421a4e5c5ff4af4f4c835101fb5eb3ba1530d6033aa517e0f753091355b40dec660337ce5f50814dcf91c",
    "signer": "0x951D92e430d9103D01E1Ac2d0161D81FBe122F1d",
    "userId": "418585758"
  }
}