{
  "manageEntity": {
    "action": "Repost",
    "entityId": "664727",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xb3070aacac81494c8683f8e91b69409628f7d4bfcbe895b28bed756e9e51589c",
    "signature": "0x275f3b10a78a5ee28626af50b4336f542f8d1a0f309ae7131bca567a92400c9a4d18636510d82982ae60b4f0adaf3d7e5181e4dd1058a11ae75dc0262e2c61661b",
    "signer": "0x43dA66b40816c8fb9e2B0AA77E0643192169AF14",
    "userId": "636236864"
  }
}