{
  "manageEntity": {
    "action": "Repost",
    "entityId": "123106642",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xdb32a644fb8390dca1db0e2228a8893ea75d11acb6a56c5bc79db6ec5aac5097",
    "signature": "0x3b712b6cfaf0a3754626a9dc0d1cf5b83bb2fe5aa6add9a4a859f5e45413615e45c36417b5c4e54424b7828c83bca3a91531aca179b7482f5102298c0bf048fd1b",
    "signer": "0x40aE1C539711FBaE3930131b028D9c764fD8EaCb",
    "userId": "35251"
  }
}