{
  "manageEntity": {
    "action": "Repost",
    "entityId": "489369",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x35e7064e100cc3d08f154fdbc2a623bf2b23cd5dbce850b49a79a532001d7420",
    "signature": "0x5bf18de656fd846c70d5cf3e03d7adee1ee91a5e354fde02ea17dc384f8ec03f12b2c3c7b214a0e26351d474b6e80759eb44ad081692683fc9f5d2557370a46d1b",
    "signer": "0xe5223Dc6E411A24e22DcF917955e97a8D7479d0c",
    "userId": "981716494"
  }
}