{
  "manageEntity": {
    "action": "Repost",
    "entityId": "598473722",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xe67eaa2852fb2e774d800ef8eae18d10a5f3a68906deb0ce616c27369f470d3c",
    "signature": "0xb0da6ab5e27650dae9c63803fcfcf9c4c40f254a71c575cc3474633a814d09e359fc8a643fb04f2e5e933c7bac5a249f2a1582544686e93cd9e9f71ae119f5e01c",
    "signer": "0x7848c1438a663A70aF2A2B1e61f7A9229dcc818e",
    "userId": "490080902"
  }
}