{
  "manageEntity": {
    "action": "Repost",
    "entityId": "306599",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x20025cb74ed590cbfa1d56e7b206ea92089810d19f11eb844446b5616befbc61",
    "signature": "0x76dea2a33ab8b72f2975bc232a5ea1d4bacbb1dfc61b5bf220ba79b48ea5faea790e42494199428326d26e868305e7eac8663a9c93252855e48a9e6a949c96fd1c",
    "signer": "0x5452f86EfcB1153FF9C10bdbe4103Ce25434D124",
    "userId": "620307004"
  }
}