{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1390290205",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x150ed477afa9a2c07e4dbd4fa8880796ca5ddac71da61d46ca8dd4a67ebf4898",
    "signature": "0x00a1dc8753b4c8dbc0ac74389715e10fcd06cf34a9b4708bc2fd47d02ed4456e4bf51cbb520376f5011486e001976f7e4f500e0d08e8b69f5661849ef549c0941b",
    "signer": "0x712Aca9aA6ac07F98dcEC338Be9C15c3Dc47d569",
    "userId": "12730129"
  }
}