{
  "manageEntity": {
    "action": "Repost",
    "entityId": "719731",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x9271dd3de6bcc7a89c1c913737bfa0557744da4195ab0139059dac1f2c0c1ebe",
    "signature": "0xa9a4c3ff0ebc1491d3c1f33775503c64333d500e43e07a638003403319fe01843c73c9193823b21bf1bc51c8807eca5edc650c880c1ffb591335ad8993f1c1ce1b",
    "signer": "0xA5fFfA5b8673Fb93490E3F9B0BeE58e1f0Ce1231",
    "userId": "508186998"
  }
}