{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1404423372",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x657c01ddff13ba5f79a7da8250b9243cce7790ad76e52d976eca35d5946c12e5",
    "signature": "0x0a859c4c88fda060fb18f7df1b0d3754dea93d46f21625ba1d60bf05ba73716e51f3aac17a2ba7595623c109e6b0c2790410576698e2327184995501fabb52ce1c",
    "signer": "0x40aE1C539711FBaE3930131b028D9c764fD8EaCb",
    "userId": "35251"
  }
}