{
  "manageEntity": {
    "action": "Repost",
    "entityId": "521662831",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x587154101325c3b1a6176c22e0432852457ace5cf42ea0eb12d2e93af05df876",
    "signature": "0x8b6e5fda2c23a522756ff18622b0c8df303e614473d1fc599527f755925dd28a4d7957a4ea06d885d7a116ce5a494437ef8c367a903ebc26f21b75b1d6ce1dc21c",
    "signer": "0x8f0A5939761dE5f6b984a401d42E21b5B3023674",
    "userId": "925049268"
  }
}