{
  "manageEntity": {
    "action": "Unrepost",
    "entityId": "108792",
    "entityType": "Track",
    "nonce": "0xae84b0126f6439e95c98f2be775ded0c7ba49ad9c784bdca2953f14fe9505d34",
    "signature": "0x1147b16aea63ba7267d041ccd12442da8f602ac1bacfd13eec2aa3691153d796312950f486ba03c02996d3c66a9a787c1b10faea53d11fcd1e3b6eca188e5e611b",
    "signer": "0x44BAdCFCf42113CbB67f519e4efa576B336f9bf7",
    "userId": "136844578"
  }
}