{
  "manageEntity": {
    "action": "Repost",
    "entityId": "374475",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xedc63e2f68efe2902793da470d43bc4dbaa4a70e7d4ef0114d72dd744e23141c",
    "signature": "0xa8cbece09e4fb6949dd2977283ca8a23425d9877d6f7fb56f4665d9f836ea6647a59631e4bd06cf6d3f4ab9b03623ae0eed8fb6274669b35c22b10acb74f84b21c",
    "signer": "0x40aE1C539711FBaE3930131b028D9c764fD8EaCb",
    "userId": "35251"
  }
}