{
  "manageEntity": {
    "action": "Repost",
    "entityId": "263351",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x2c66ed68c6da6a4530356aa9123d289acbe6ef4df048ab1cc93453195a95aa8e",
    "signature": "0x3b919cf0529f9a35915bbd932e76d688ec4e60a9667af1a3e6ce485c941896df5883c2cfe6e161e8c3432625727efcb37b2d0031806b9cc0f68f4e2f906656ae1b",
    "signer": "0x40aE1C539711FBaE3930131b028D9c764fD8EaCb",
    "userId": "35251"
  }
}