{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1299490258",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x43b71c615028a7e0d61b2c7839698e3c847f4adbc595d5e1ebc572c716d22b2e",
    "signature": "0xd02f641a9e0c58504b71a6bc8af6603acc68b9033455796a83868c6804e4ef9c2c077475b330498e99c137ae7e5faba31db75bbcd6893f82019acfe845c73a2c1c",
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    "userId": "854614078"
  }
}