{
  "manageEntity": {
    "action": "Repost",
    "entityId": "645483574",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x6ed8997186fffa5ee05ace5376f893da39ca995055798a77f59b61c11ade7513",
    "signature": "0x474a565dfca9b4e3000661aed2c899258f4416e17649336c519202c0f918df3540c52d4daed9616364122f746e9464e30af376d3651caeeecee5ab2de46935ee1c",
    "signer": "0x7425EdbFdF528603A88c658f4cf8B1396a8a77F5",
    "userId": "406225571"
  }
}