{
  "manageEntity": {
    "action": "Repost",
    "entityId": "397976",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x69d62c11210615aa9356d75107c8af4d46165a75a7cb85977b1e43568f5dff50",
    "signature": "0xde788a3dff1c1efd7f8e9e1008edc2a2420b60ce302629f36dd3868448bf6c07720f48e961b398dbe1c45211241836db0e160b453dece5bf6332acb8ead172181c",
    "signer": "0x243A439c272133AEEE0073AF4986dE391C430866",
    "userId": "77551267"
  }
}