{
  "manageEntity": {
    "action": "Repost",
    "entityId": "210704",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xbbe01f8b2c09090316076f85792c61769498599c9007619f81069dc545183e95",
    "signature": "0xfcc3d21f52f1fbf8a3f8b466df9626a4ddb9f14b951bcb1e463d5b19b59abdf63c02d243a4171ee5884d1dd9e0c15b1dc6e1d3fa6e2fbc6ab3a7f00c8b390c5a1b",
    "signer": "0x40aE1C539711FBaE3930131b028D9c764fD8EaCb",
    "userId": "35251"
  }
}