{
  "manageEntity": {
    "action": "Repost",
    "entityId": "408714165",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x812e4d4616defe22da28b021eea34c487585ebf5a6a04a62798cf480c11d8ce6",
    "signature": "0xfe45450f6ab3aa9ee8c8a4dcffd114265d5a6c186bb943d7fc1e7cecb0a1978568a7c3cb46da60b6120ef1a94248abf54b8c4d4095393f8c7d3747e7c26de7d41c",
    "signer": "0x43dA66b40816c8fb9e2B0AA77E0643192169AF14",
    "userId": "636236864"
  }
}