{
  "manageEntity": {
    "action": "Repost",
    "entityId": "689626",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x305868aa4218e66457d230b15c27ba619f48ac9b89022fafe9079cd1a886d782",
    "signature": "0xecf9dcf545e125a9bcbde0b85cc28dfe4904ca8ff25ca002c9a0de04b3da580536978f6b3f68dd7d1d882d18010ae6e3251a46020648d77cef3e376b3cbd1a501b",
    "signer": "0x5fa60F185681545769de01098bB8F29cfbaE3cF0",
    "userId": "489026160"
  }
}