{
  "manageEntity": {
    "action": "Repost",
    "entityId": "536668",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x665ee77b35c39543f3335abf4aa4a1204a90c644ed0ef5709650d1f8dc57dd7b",
    "signature": "0xfdbb8057d93ae86bdc0d5444e998b77dbf1aef7e0c35bddab09e8b3f23f57b6158c92ff5d81da0d799634f82509dae2b19e4811e8be9aec0e79184814d1726e71b",
    "signer": "0x40aE1C539711FBaE3930131b028D9c764fD8EaCb",
    "userId": "35251"
  }
}