{
  "manageEntity": {
    "action": "Repost",
    "entityId": "288374",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xd6bfb940fb855b0457e74e51c59a0a9390f4f58cdc1ca11d6e56ddfc3d15b7ef",
    "signature": "0x5efa0c6a35c175f48143cbea2578d6bf482e4e2979f6346c4c4e65f9212042fd5e43b870feea61529f2320716cf00575bfc80c544481d3e81b1138206ace07761c",
    "signer": "0x243A439c272133AEEE0073AF4986dE391C430866",
    "userId": "77551267"
  }
}