{
  "manageEntity": {
    "action": "Repost",
    "entityId": "758351",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x295aa528da98ca99dfe23b15b7ee411ce924db7637e3c1fc5feb90fe7336054d",
    "signature": "0x9cac5bffc8b590e7452e03c1c2652d62940960fe5d1ff92efbd8e43cb892c9ff7da65c30878e3d841ed59da1cbb532b72428f1fb2f7835cf601814b1ef2d16be1c",
    "signer": "0xA5fFfA5b8673Fb93490E3F9B0BeE58e1f0Ce1231",
    "userId": "508186998"
  }
}