{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1917412236",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x28b840c8e87e5298cb64f7180a69ca5418b54d5d6baa997b5f85ebcce9623bdd",
    "signature": "0x01679091bcd637e88bf38a5cfc1667ca32505f10ea2943e051fabbf5a33737b1058a3de6b547ff0611bc11960b7020890d10eb67d795a84e5c2ea81ae113c1641c",
    "signer": "0x40aE1C539711FBaE3930131b028D9c764fD8EaCb",
    "userId": "35251"
  }
}