{
  "manageEntity": {
    "action": "Repost",
    "entityId": "607412494",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x2ce95abb1f5a42a002a277c1600d5e94ce9a14aa70d4153c1cf89eb7860ecca0",
    "signature": "0xa81d67844b71c84b2e83d98ec235825cde2259aced21fa445c09ec7bb358bb6325737c01e37eb0f5dea51439e1a3f086fc38e2d786983bb8c71b66a09001421e1c",
    "signer": "0x243A439c272133AEEE0073AF4986dE391C430866",
    "userId": "77551267"
  }
}