{
  "manageEntity": {
    "action": "Repost",
    "entityId": "81273",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x97943fc65c13557add7ef0a911491cc61d9e31ec7ed9c3406d3eaaaf0b1c8c14",
    "signature": "0xb405caf4386a0e052104478391c0093e56ff2316875c8b278a61d16a1f29245a0cfe62e0af5aff52c6452633203ad95fd0bc0362e2ef37cfad601d6eaba5925b1b",
    "signer": "0x204E506f1D5498d2CABD41d2fc7a3078d5792835",
    "userId": "768479471"
  }
}