{
  "manageEntity": {
    "action": "Repost",
    "entityId": "634682747",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x8c90df9909bca7a12e2a89e2a71f5f66609d605837e08d9fca49b22779b27e96",
    "signature": "0xa2d828838f0568982e8eefeb63edcf48124d4bb023fefc805630ac618cb5a0237e1706c69753b78dafd6a398d42b79abfaaa2bbb49de5d58b0b9e5f9d18397fc1b",
    "signer": "0x40aE1C539711FBaE3930131b028D9c764fD8EaCb",
    "userId": "35251"
  }
}