{
  "manageEntity": {
    "action": "Repost",
    "entityId": "323480",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xdbd55f1009a670bfc30c45f7b6665482c6d871ef3aa5297eb52dac59ebc2efcd",
    "signature": "0x974d740d8e68d7e7be4a978535a45492e313412c8b56f1dcc026d6710d5abb8e5f350da24b48b092b07cf7e3ecf9e7ebcf82b8f2ab17f647149c1e83fc3282141c",
    "signer": "0xDC5D8e6d43489811098d4d3D31fB7D6585c9Bb31",
    "userId": "735980234"
  }
}