{
  "manageEntity": {
    "action": "Repost",
    "entityId": "397976",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xce12a48c943e111145724237dbd591770e2a29ef3ff2e0dc661651408a45ca64",
    "signature": "0x7ebb2cd56bcbd41f15c8b1b2147504afaef642e8f1a87100ed4fefa763c64482192cf36aedd00e7ae1c2671bd80ff40050d4afd36b521a5364ba78d60020c3691b",
    "signer": "0x40aE1C539711FBaE3930131b028D9c764fD8EaCb",
    "userId": "35251"
  }
}