{
  "manageEntity": {
    "action": "Repost",
    "entityId": "889850",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xcf5a3344cb0959fa9caa4c37cc4b207c8cca754294ec1f0de1a7b6269ba603e8",
    "signature": "0xf544810a5719ea0e69b5210cf3e397e7f728c9bfa434bc1b5a7e1c5437721db0513c9b27737d1a360e359dce06459f5b35f9af3013f68ba1f7eef84de09227421b",
    "signer": "0x7451Cf52e883bc4483b88591c194dc3942E7F191",
    "userId": "584186978"
  }
}