{
  "manageEntity": {
    "action": "Repost",
    "entityId": "340194722",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x1593c614968a0f1b6363b2510e3c5c60271c1f2cb5360704fd1e8ea7c1d6339a",
    "signature": "0xce4fcabc4fd82953236a04e14edaa706dffd5469061c2b332d3833439341e45c0125d0ba83c7cfc95ec3a59a5f4e21eb1aa4187a2ccb079eb5aae681498fa8f81b",
    "signer": "0x43dA66b40816c8fb9e2B0AA77E0643192169AF14",
    "userId": "636236864"
  }
}