{
  "manageEntity": {
    "action": "Repost",
    "entityId": "864252988",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x7f87cac5763b3b9246ed81e1301c05c0c4f71ad53b5f16f496bdb31f4b79dac1",
    "signature": "0x37773c4d4db8d42bdbd10d2be425cc0f4ee13956ef52347d9d4d5dfc2f926bcf0a4336aee03a2efc6f569171a501d8277f7f221fbf64ed2361b10920a6eaddaf1b",
    "signer": "0x43dA66b40816c8fb9e2B0AA77E0643192169AF14",
    "userId": "636236864"
  }
}