{
  "manageEntity": {
    "action": "Repost",
    "entityId": "454785303",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xc0301688e768af101c7668357d4bcf6cff53f83525355b3bd850cc6af00c2964",
    "signature": "0x48c2afbee70ed9dd339446d421c19ace946811f32882143b783d7b933ddde3aa1cfad487644f23438ffb8fe84f7700237ad22804c4a62a2c9376c5ee87126a971c",
    "signer": "0x5452f86EfcB1153FF9C10bdbe4103Ce25434D124",
    "userId": "620307004"
  }
}