{
  "manageEntity": {
    "action": "Repost",
    "entityId": "448126147",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x345f1116939ba8a7c96cad69789e5fee10099cbb46b9628b2f5df6cb9594f36d",
    "signature": "0xf14ad079c3af089d6cd292edb71c934a44243d5452f422d950cf49e873f150483bc1c61c534bf0bd188d17050d3d46b5fb7face5c17caadeba054b40e4de9d6f1c",
    "signer": "0x43dA66b40816c8fb9e2B0AA77E0643192169AF14",
    "userId": "636236864"
  }
}