{
  "manageEntity": {
    "action": "Repost",
    "entityId": "478410663",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x37534cb5ebefa137ea8ecee676e572aca91089bd45dfe7ff0e139b1fa92f4fb3",
    "signature": "0xf1ccbc5981084b80cce4be295d7bdeeec4d5ccb929be820977393330d26afabe7a00108473e8bcce8ef4631a05355f88e20f7d22921aa52bf0458ee1b4ec8d981b",
    "signer": "0x243A439c272133AEEE0073AF4986dE391C430866",
    "userId": "77551267"
  }
}