{
  "manageEntity": {
    "action": "Repost",
    "entityId": "840341833",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x1ddde025b3f2b42caa3a269f7df1d25aeb8bc79eea9a6209b26d2185a57ecd5f",
    "signature": "0xbc9c5cd09c8d238bbf6e77933e60b4eaa510754b70968f72cf2c7b3589032292580d6bcfaed7fce947a86db43ee57928a0b814930e50d7318c80856fd8903acb1b",
    "signer": "0x5D012C880480A2E1ab4345f6F374CFf73e040331",
    "userId": "10449019"
  }
}