{
  "manageEntity": {
    "action": "Repost",
    "entityId": "640395945",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x67da1e632976e23822132a78806cdee97adec0d267a50260225af1cb09b0a39a",
    "signature": "0xa907120238d1ce26f8ede02afef58108a42e61dc1c132cf5b49eb38fbfcc13527616fb5ecc42de4d4e19d5600b13edee354cb63c13c4b34850b0c8b58a6b0e991b",
    "signer": "0x40aE1C539711FBaE3930131b028D9c764fD8EaCb",
    "userId": "35251"
  }
}