{
  "manageEntity": {
    "action": "Repost",
    "entityId": "876229874",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x4e8b2fd16faeb109e806aeabc1526fd1d8c0b015602c10b63bfcfefe536985ef",
    "signature": "0xb7b28b26dbfc460704aff42f912aefa03da9840b71ba8ab4202a9a7deb7143b900c506a13d1e905ac6e110ec2dc010bd41e98c775400083bc522986a121c0fce1c",
    "signer": "0x40aE1C539711FBaE3930131b028D9c764fD8EaCb",
    "userId": "35251"
  }
}