{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1999118861",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xaa30a15f05ec8b4f3a7832bd4502c069daea25c9cc62cb634ad47e4fb16d2b38",
    "signature": "0xf94215e161e86b8711ae3d1e1be18907132a9af2c8f566bd5cadb42cca8b20fa166faca91746810ea4a56734e48610095f696ccf3c84d27fe88f8d7cd02d68031c",
    "signer": "0x84B42609E987DD0953e02498E61987fB833B7C92",
    "userId": "887547386"
  }
}