{
  "manageEntity": {
    "action": "Repost",
    "entityId": "643215143",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x1bbd442cd3b3f87089b7ecfbb65ef4369f8ac655b82e12d20f7e6dfbdb5a58cb",
    "signature": "0x22b8205c1daaabd1505f1c3d126b3bd6e8841b7a3f5235638a38d55362f5b4d55e38a28aadfbcffd3584c782a5abd1826647e93e4cd512a33a8642ed48f168a61b",
    "signer": "0xcdc1772589e70ee6667FAaC93E3F0CcD5BFDa2aE",
    "userId": "354908"
  }
}