{
  "manageEntity": {
    "action": "Repost",
    "entityId": "645069342",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xcf0c73bc898cb2fb6a4076ffbbee5a6e005cd03fd61ac7ab7b117c73d093d1a4",
    "signature": "0x573a0222451d32717c2c3bf0b8ebdd4e2c1b5fc20c76e88d409c37c800df40e94639fef4e35773f7ac701acf56c78b1e1c87fad6d99acf71a2067c42b3e4b0ae1b",
    "signer": "0x061A60900C738C67bcf3F9Cb7Fe8f703DbEc8Ee0",
    "userId": "718327235"
  }
}