{
  "manageEntity": {
    "action": "Repost",
    "entityId": "545540",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x8985dc766787352958daf3cfc02bed9aa2a5577e01d8d2d007ac67955e669f6e",
    "signature": "0xfb710b6125abc7fe7e13238a72a247e6349802be198f66c3ecc4b2b41c03611b5333add5f55278b39da963e040e3af9c58fe6e9e6f5bcb89a24189992a7d22b51c",
    "signer": "0x43dA66b40816c8fb9e2B0AA77E0643192169AF14",
    "userId": "636236864"
  }
}