{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1476765260",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x54850cc96f8e874dc02394bb46974cbdc1e88395d4abecf70c94487643ecad1a",
    "signature": "0xa9ca601cedf0257370c08016ad3400c428691f80a2bdf4680ee9c727ed0b12ad68f8da67c41dfba64e6405e1841838aec5896363ed3b836c021f558eb7f4d1561b",
    "signer": "0x647204eDe2dcB8e40793BB48e4bb4Be7ab706de5",
    "userId": "580720856"
  }
}