{
  "manageEntity": {
    "action": "Repost",
    "entityId": "388562749",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x342a58432890b7452167222fa0bbf60278a22e721edef90edbf9b83496a28908",
    "signature": "0x2180157ad1d112966f32fdc19e1839ab6811225511b26d98bcc7c6cf858dbaa667d05b9ba4b273221a655efff78ea48b7a099a48aea4c6605a80f80e830ada251b",
    "signer": "0x243A439c272133AEEE0073AF4986dE391C430866",
    "userId": "77551267"
  }
}