{
  "manageEntity": {
    "action": "Repost",
    "entityId": "649420580",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x296c603ee3cf937e008cda6a1c2eb4b9657f7ef84ca1a0699537c20c91bc6e7f",
    "signature": "0xca9d2734d2273a0bb63e9fc0bb6686274ce397e5fb4b3c2ff78b75da456d94f92962e9fbefc1f6f2a10dc0e5a5de206060d72ed70354cf59dcb4f2b4c7effcb41c",
    "signer": "0x481d41B4b34069e19EDC206C160447ebA0841f6F",
    "userId": "854614078"
  }
}