{
  "manageEntity": {
    "action": "Repost",
    "entityId": "770120751",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x3ef901e8f123faf44a386a8e5ba3445dd9855d624030b883e803dcefbe04ffd5",
    "signature": "0xa2fab412b60522c77e19255fbc21a8cbb09b98cce587fa70aeca551d86452c48168945048e35976d2bb145f0df9ff84bc7e0e8144b79d652617c5c9f829c4fc51b",
    "signer": "0xcdc1772589e70ee6667FAaC93E3F0CcD5BFDa2aE",
    "userId": "354908"
  }
}