{
  "manageEntity": {
    "action": "Unrepost",
    "entityId": "226518",
    "entityType": "Track",
    "nonce": "0x589cc291b368d5adfa5527fad246e377e59eef0531db0e849bd526c4850a5dba",
    "signature": "0xbe33f3babba5fd21acc85f7b626cdafd1e35d62c64cd9f48673444a6b9f538377da05dc41bbba0baa22d17aed8662ae2869696536f672168d6ff67cc29974fc61b",
    "signer": "0x2BD0c2111290EB20B2843e8b1c0f25aA5cd52a6f",
    "userId": "618242981"
  }
}