{
  "manageEntity": {
    "action": "Repost",
    "entityId": "303018406",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xe43842dca66f09c56d158cdf1181d2ee224ba2033e2ee265dfa8768d2ec2810c",
    "signature": "0x032d26314a1c00b067ed4291156ba0024cbdb8414c80a038a903062c18e9a82e5a836f4586a4244b578fee7d77dbbe651bd3dc98eabcd96139bf7e19741005a01c",
    "signer": "0x40aE1C539711FBaE3930131b028D9c764fD8EaCb",
    "userId": "35251"
  }
}