{
  "manageEntity": {
    "action": "Repost",
    "entityId": "585574",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xb7a920632331cec7a110cef08a2c31a9f1d5c8ddb840a6a32d11d9da802706ff",
    "signature": "0x92f13f49bf8b2479de3b071afce2456c1ba9ddc03646f9fbd17e6bb39643f15330d735d7bb2e474df879b518e991bbfed4f028392ba687e7eefe11975edcbcd11b",
    "signer": "0x5452f86EfcB1153FF9C10bdbe4103Ce25434D124",
    "userId": "620307004"
  }
}