{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1300468486",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x0c9a730516eeec18b8fc8bc9a2b03fcde1064e28bac569be1b986c904f49b366",
    "signature": "0xe0306c43deedfa2228d6b308842c46184c8dae5a2721bf8beecc291e917f737d2dff4603e10bd8a34089d94e6d1b148aa6c97d4afa8613b333a8f9e25a5e63e81b",
    "signer": "0x40aE1C539711FBaE3930131b028D9c764fD8EaCb",
    "userId": "35251"
  }
}