{
  "manageEntity": {
    "action": "Repost",
    "entityId": "744395",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xb9d70352185c9f8a0a28b98ed56335d760ba5b2345a96433669ed498237c97ac",
    "signature": "0xdd92f638a23e65a77f6a3cf3cc264d08f4ee49a40c951d40b8b2c67b4686b1896b37c46b04b261a1d406d525f20320c11b61094b35fe9a385ba2e1c3319117861b",
    "signer": "0x243A439c272133AEEE0073AF4986dE391C430866",
    "userId": "77551267"
  }
}