{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1423691903",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x3a6fcc0e8b09b7c1bd5b6661c0f710ebe514528402504e9339eee062c369bf13",
    "signature": "0x147a33dd672110494a0f38a23a1eb056613c96b6eff494b8f59d7b7b19f8984f2c6df84ecf23efa23b6f704d4eaf8c6c6afd03d1b543d46fe7c2b5c25689ba321b",
    "signer": "0xbF4F1f4df4779768AfE75515b1552a2Bc5b4Dd32",
    "userId": "100976759"
  }
}