{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1721470878",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xb908ec736968325a39ce651d434e2bb1a8fff4d106507d08fc07471722a679eb",
    "signature": "0xb7ec42df3c63bb04cb699dad7ab8297041f2dec7fd9ebdab28851cf1c71fb389564f21946beafa72dbb291f898cd03227f00477c7afa741bb35975705dcd41461c",
    "signer": "0x5452f86EfcB1153FF9C10bdbe4103Ce25434D124",
    "userId": "620307004"
  }
}