{
  "manageEntity": {
    "action": "Repost",
    "entityId": "763805820",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x8ac4fe8a65b339670dcd0cb1ea0068dd34ffe86fc7860e94e9c071ff6b7da6ed",
    "signature": "0x54ff3c8fdf413033bfe578b5741745e8fc4469bea8b588ac94f640f08adb4dea326eb88c443bfbcd082671bf6684dd06cc3426aae5b009019210fcf4d5bb4a5e1c",
    "signer": "0x84B42609E987DD0953e02498E61987fB833B7C92",
    "userId": "887547386"
  }
}