{
  "manageEntity": {
    "action": "Repost",
    "entityId": "439597393",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x34daa860f95bdc6b1ec4d81de91c19f1b7c19b3ba1cf319706a29579cf2b7584",
    "signature": "0x5d4a6e5271224b12647be8edc86cde7667d430e06e0551218db9cd761ddd13aa7ccf7fa62172f27a4c7374ead8f5bda8e0ae6187d467e51bed436e990a18c5341c",
    "signer": "0x43dA66b40816c8fb9e2B0AA77E0643192169AF14",
    "userId": "636236864"
  }
}