{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1257610920",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x4de07d32016a2a8a3e39d1b5d087d793e0ab36cc39cd82cf23ebf5d9c6250a5f",
    "signature": "0x2ece60c6ad0cd810f4e18b771e3d5feb20d3507f5fc1bc1364946515329c13b35dcac128da8c54bae3f91b6d0c3f674f9613046fbf5f5aa0d5bfd6f5eceb091d1b",
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    "userId": "77551267"
  }
}