{
  "manageEntity": {
    "action": "Repost",
    "entityId": "746471669",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x3862e654deeb1873a1e66ffd6b6d154dde087285f93a30c7a48c63facd7fcff7",
    "signature": "0xe38531e31e572e0b6c9f944a72d8dc41882150b5489dc187e8d6cab78665862b2da429be9f047f0fe35fb85275a8c539c024e5b34d7d14382be03d684b03ac021b",
    "signer": "0x40aE1C539711FBaE3930131b028D9c764fD8EaCb",
    "userId": "35251"
  }
}