{
  "manageEntity": {
    "action": "Repost",
    "entityId": "538763",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xb0de81a0cf709fffe44c4dab5b3e13ac99b20c8d31da0275d3587b9076ec3c73",
    "signature": "0xdbc170b3a1c391135e8c17a81284ee57699be52e6631ef4b0861ff7ce4d903f050cd59b6f8bce2acd1ce5bb25a5a05777a532d6d66991dd83548e8e35c43ee3f1b",
    "signer": "0x43dA66b40816c8fb9e2B0AA77E0643192169AF14",
    "userId": "636236864"
  }
}