{
  "manageEntity": {
    "action": "Repost",
    "entityId": "248563",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x9e40e63e7a7e29abb14dfd188490c4158d27639c8c978fbc2a01ab6bfb1357ee",
    "signature": "0x7f21e55fbc930d06dfb480197e05ae637fb1c973e83b8ad9559c1c26480ff85427d754b31670bf44d838a5dcd9d4251a32b27f1d29d892962eda789cc2a454301c",
    "signer": "0x15B9643abE09bd37C52a5BD1dCF938B05b06cBFB",
    "userId": "370091516"
  }
}