{
  "manageEntity": {
    "action": "Repost",
    "entityId": "503467259",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x61d76cdf06c15fa1f0d5c27a228060d14a1fb41640ccf1330cd1e687d2a6876e",
    "signature": "0xd40cb932200b0d5bbb719f4d556508ab6623f2bd212beb1d5dc32e90cd33db8c6a02fbf86db1dd3f451788714aac396465dc3fb3bec69fc256128c0d061162da1c",
    "signer": "0x5452f86EfcB1153FF9C10bdbe4103Ce25434D124",
    "userId": "620307004"
  }
}