{
  "manageEntity": {
    "action": "Repost",
    "entityId": "264477464",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x77a3ff7c09ffcf13fbc137d6ed2ff8a302cf381c57a64a5338e5c9b4bc9ceb16",
    "signature": "0x00475300321351e5ccb0ddf8817edb2f2ac414c93d03ffb6e0403333a459883841f01f781c6eaaeb0a01ec07e78f52a94bd94e1979a9b2676be591d7e9a1055f1b",
    "signer": "0x40aE1C539711FBaE3930131b028D9c764fD8EaCb",
    "userId": "35251"
  }
}