{
  "manageEntity": {
    "action": "Repost",
    "entityId": "452656",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x154c038a63fbdd92719c11ff57b0ae07086c114015ceb314571d75ba2be27423",
    "signature": "0xfcf257cf268532454744e04255ffd7acc8850e163001f3fe08e00dda47faa56335792f5f8c2173d2db2c2541788852e9345b0aa58d7bb3ac9a9a2d9d04d034f71b",
    "signer": "0x243A439c272133AEEE0073AF4986dE391C430866",
    "userId": "77551267"
  }
}