{
  "manageEntity": {
    "action": "Repost",
    "entityId": "666461773",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x63af7396321a309a1cbc725b35017fc7f84598661835f27eefda170cc04ec442",
    "signature": "0x26d81e9d941b354380b1f92399efbabbffb68c283a9e9f5e2f51509349ce327b7d5dc2f323f4db4f02435d6de4ad5ff4fa397344f77df16dd107c26eed2957c81b",
    "signer": "0x43dA66b40816c8fb9e2B0AA77E0643192169AF14",
    "userId": "636236864"
  }
}