{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1521705921",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x102022ec2eec64f39a17a31ac4ed0820a68a8b6e342aabdc261d7775ede588f5",
    "signature": "0x5bb19dab70d17fdb7d2a087e4f744dc78f7940ad1c83b5af779eec9ed6e04e0042188cc1a85d392adc5d71690b7d3975a94447c9a89e7efc606d37786d32cc2d1c",
    "signer": "0x7425EdbFdF528603A88c658f4cf8B1396a8a77F5",
    "userId": "406225571"
  }
}