{
  "manageEntity": {
    "action": "Repost",
    "entityId": "221401",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xcfbc3e142841bba5b8719e7acb7c02b273a7c92816b5077e5f826771fd04e21f",
    "signature": "0x76b1ab8e4748d03b69e1ad418e7a28eafa2234e774ffa9ec88e75cc9e6e9cd291171878260818e39a08ea0b589a17fc0c327789127123c7acdea41fa5bbb68d51c",
    "signer": "0xA5fFfA5b8673Fb93490E3F9B0BeE58e1f0Ce1231",
    "userId": "508186998"
  }
}