{
  "manageEntity": {
    "action": "Repost",
    "entityId": "493572",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x55adcd5cd40ecdf679ec5ee37557373619c5caf84f56548443acffdd42b5d5cf",
    "signature": "0xef6f0cdec073c3936d9a7218cdfa762055a9b385f7b56c260c766b0c7e6fafab5a45c8af39ba791d42ef3208a3f282832c1da8274e47ce388075a81b09108ae11c",
    "signer": "0x243A439c272133AEEE0073AF4986dE391C430866",
    "userId": "77551267"
  }
}