{
  "manageEntity": {
    "action": "Repost",
    "entityId": "407542454",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x0fc3a35e4f88efbf2441ee82045bcdb2f7b7a8c629ab262d19be16b32f827d52",
    "signature": "0x7e289ac7aaf41b3a6061cd35b91a37d4e1af4253e056522c002ad8d1a3899c9c408cbca4af484358452c5e0e067c1d5434278efb44a0708ac8baf7364683dfda1b",
    "signer": "0x243A439c272133AEEE0073AF4986dE391C430866",
    "userId": "77551267"
  }
}