{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1545418435",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x49fcb219ff6a7828f10a749cd8193af8d6c69c3f24e2b5be781746bde3a2d138",
    "signature": "0xf86c9f1ef1604b329f1ee96669d21aa9eb65751737553c7e89914336269a0b7c23f2a861caa7f33d28acdd0d538d99c9d28cc6c8a3ea38e4e782cf95e08ca8ce1c",
    "signer": "0x43dA66b40816c8fb9e2B0AA77E0643192169AF14",
    "userId": "636236864"
  }
}