{
  "manageEntity": {
    "action": "Repost",
    "entityId": "757077391",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x528fb907ae570139517d5e66ac2c1637f5ac3e41bee51bf956384fa09922297d",
    "signature": "0xc341e0fc10e8f2d992e55a17cae9b7c30fd487c45f8da6df34d50f222b55078f4b1bb5c1dc26dcc5d9ce3bea6d6cfbc6e54a2561a8eaae525cc75bc541620a721b",
    "signer": "0x243A439c272133AEEE0073AF4986dE391C430866",
    "userId": "77551267"
  }
}