{
  "manageEntity": {
    "action": "Repost",
    "entityId": "2129414338",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x49813218558337b5c0a8d0f4441c677f527e8afb4ddbb9e00f46c24800f41664",
    "signature": "0x498c21ee22c1a86a134305799ab27b8e89ea69e030032aa3f055bf6ac260f1cb44635135e649f4806444aed5f0668fa50dd8e89ae3bf11b690bf05c02281c7f11c",
    "signer": "0x5452f86EfcB1153FF9C10bdbe4103Ce25434D124",
    "userId": "620307004"
  }
}