{
  "manageEntity": {
    "action": "Repost",
    "entityId": "669192019",
    "entityType": "Track",
    "nonce": "0x4afb94bfcc3123bbdd1a286f6d5ab7358bcb9956f3a6c6d4ceda7eb20bb4c293",
    "signature": "0x27af87ad0e9ce114cbbb0b78330f5916a863cfe39306147222097c1d9e952be642480279448b8266c8550ead9367f45466d0d6e040ea0e5644e0e751f3e0ea5d1b",
    "signer": "0x15B9643abE09bd37C52a5BD1dCF938B05b06cBFB",
    "userId": "370091516"
  }
}