{
  "manageEntity": {
    "action": "Repost",
    "entityId": "428676",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xb13db8e12e79e722ac315b8206220b56389dfb326e425ff1eb9909ecffb26029",
    "signature": "0xe42e449bd8018089ef1b51deb83c998b4c95efda209e620960e614c5f7375bb92080274e9a448ef70afcf96ecbb47175cd485b60a798632a4ad0c6659e2f2c001c",
    "signer": "0x40aE1C539711FBaE3930131b028D9c764fD8EaCb",
    "userId": "35251"
  }
}