{
  "manageEntity": {
    "action": "Repost",
    "entityId": "454839768",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x8f32539e3a026786adcc0f2979fb0be76ebc0469d011835daa28037cd62fbc57",
    "signature": "0x5875212a79e53d1cc1983d0e0a3746cbdffc3393d60a8c51b1a2fb3c8c4b516f24785d1bab194f654fd291a582e5c42a34f359ef1f10dbe22e6736828d37920c1c",
    "signer": "0x262a2A1c96da0dFD6f33595c8D775BefA860d02e",
    "userId": "486490947"
  }
}