{
  "manageEntity": {
    "action": "Repost",
    "entityId": "667858",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x6e8e235cf423697f436cf64596518ff7f726de50f63823667ba6dc53c8c5488d",
    "signature": "0x6e0c8f38282e5579fd73b42ecc8211fb16e4146be647f92dbcf73c1aac51ddfe3bf68230d09c0b021f5fbe09bc16657093822bbe855dffb23ee0ebd09439cb831b",
    "signer": "0x243A439c272133AEEE0073AF4986dE391C430866",
    "userId": "77551267"
  }
}