{
  "manageEntity": {
    "action": "Repost",
    "entityId": "385783",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xe04d6abb16599a56e2c656b8bde154c12c319102b5c32f6e5dff10b1a2a7dece",
    "signature": "0x95beb59652bf646849a2f36504f64b8004c1814dd9cd7ff329b5fe36d13525980693b1a6ddb554c2ab723aa6c3fd99d1d065fdfc3375bbb3485bbdbd4130c96d1b",
    "signer": "0x243A439c272133AEEE0073AF4986dE391C430866",
    "userId": "77551267"
  }
}