{
  "manageEntity": {
    "action": "Repost",
    "entityId": "604206360",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x1816ef18dfb5767e2fc69abbfe7f16a90455672b2a16c53e6591271fe528ac49",
    "signature": "0x4bdaf08cd619b1113d66487b6c5503ac1949f0c8a98197ec371cc0160542d07d4b9d8606fc844607350631b6d058b4850c9c3acb4bcb256a3b751a796239e7081b",
    "signer": "0x647204eDe2dcB8e40793BB48e4bb4Be7ab706de5",
    "userId": "580720856"
  }
}