{
  "manageEntity": {
    "action": "Repost",
    "entityId": "263489559",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x3e88621f8b000e5c8fdfe4a424310ad6f8dd3f78a2d34f29a2f22631379e3249",
    "signature": "0x20c43e5a62e198c924190f2f3c5d38c6a3ea7718c283df536f1f0740b24dc42519d02e9418c4c17ee530523a8b1971b00ff4b7c6006ee9402bdcccd2fdbc84a31c",
    "signer": "0xA5fFfA5b8673Fb93490E3F9B0BeE58e1f0Ce1231",
    "userId": "508186998"
  }
}