{
  "manageEntity": {
    "action": "Repost",
    "entityId": "403489",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x2e3212431a013efb96c6f3de2f31c0c09a3e9ccb100ec8648c7823182ab7c895",
    "signature": "0x58e4d0ee2a21ab8500e29454304a1596caecff5f0d7f470898baba3afd4596be1e25524c3903e38a350b27c6c2e903d4bc3ccd7f450ed510c7efe5e5ef62c5381c",
    "signer": "0xbF4F1f4df4779768AfE75515b1552a2Bc5b4Dd32",
    "userId": "100976759"
  }
}