{
  "manageEntity": {
    "action": "Repost",
    "entityId": "90224621",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xe1fc30e27d68a4ccdd4f2ab5ed25776b5be5101d7a796616c793eb9d5a3e594a",
    "signature": "0xafda86375832780342d08aa06cc1dbc82fe69e9c5175607153018bbd91513f95554879b7b2605bc5b42f596d18ccefc3ad25beb54f2c18516fb15a28cfa1720a1c",
    "signer": "0x639B9598C075dEDFE2d8FfB1B5B6ca259D3C425E",
    "userId": "667809204"
  }
}