{
  "manageEntity": {
    "action": "Repost",
    "entityId": "658590339",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xb57eae7274cbf7131543537e0420f7d49bb629cfcac5df6161f088735c78cb41",
    "signature": "0xc3193f32d589224a07f952d0702a90c273e04f35dc93e15b54edfa9f8489dba20803936a3e5379c791822edbc6a53ac636bb79249c30b6f64c451e2169888a701c",
    "signer": "0x243A439c272133AEEE0073AF4986dE391C430866",
    "userId": "77551267"
  }
}