{
  "manageEntity": {
    "action": "Repost",
    "entityId": "456818688",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x2199d47733df45e4a6225855c7a503d912027fcb372c1f61ed4e867f298d1dcc",
    "signature": "0x12b22bfb114d2236ed67264166de3eef77d3546586e9de0170d851c8be0b8aef033896f4d11488f599072abb71997d2d252f5c5279bcfb5899f463061dde49561b",
    "signer": "0x243A439c272133AEEE0073AF4986dE391C430866",
    "userId": "77551267"
  }
}