{
  "manageEntity": {
    "action": "Repost",
    "entityId": "756042520",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x28815fc15cc459bd9cf219c716bf5c48e08a7e29d883341bf5c7cc34259616c9",
    "signature": "0xb998e2fd02c54ada0e78630d07dbc7e76b702e4d4b8ecff915d4bf2bed5dd4122e58359dfe0dfbeab93546e903b55bb33847a147521ca058c1340f9e460607911b",
    "signer": "0x9774f72FFC51BE82590c658D900e15393512Bc6a",
    "userId": "739775834"
  }
}