{
  "manageEntity": {
    "action": "Repost",
    "entityId": "544576",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x7e9748d3538b9d7f30263b3d7f974421069a5c55cf9af84c152302ca9dca14fc",
    "signature": "0x3e040692a82498b3ab945666ffced64d617f791d7da0d7e02c9ce7fa3040533647a6efbc965a2a2471e412bdeec4a7895b289319bfa829472fa4e7777d5a0f221b",
    "signer": "0xbF4F1f4df4779768AfE75515b1552a2Bc5b4Dd32",
    "userId": "100976759"
  }
}