{
  "manageEntity": {
    "action": "Repost",
    "entityId": "664237279",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x1b74d2bac6df03da2794e4e49c87b9b8bcea6b1711df4159dbb620d88eb8e65f",
    "signature": "0x740cb7f68fdceca14912a3140b10b3bf22e15e571196d49ccc4be579dd73754e579af9c3731f025d9b37fb64fd653eee342f41bc6ed7d012333b7db229c0ac001c",
    "signer": "0x481d41B4b34069e19EDC206C160447ebA0841f6F",
    "userId": "854614078"
  }
}