{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1621469515",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x5923d11e452c0237b542f264a0446292f650cb2f8475343bbcd22067d43db551",
    "signature": "0x8c037f7384d192d81a06d4257487e05063fbad758b17e720e101b2efaffcad413508016accc39e2d9ecbc7176cd7bad92f5ca1dd5744f5060fd71a9a7d8799241b",
    "signer": "0xbF4F1f4df4779768AfE75515b1552a2Bc5b4Dd32",
    "userId": "100976759"
  }
}