{
  "manageEntity": {
    "action": "Repost",
    "entityId": "553747",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xd603fb830e461491654df1a413a9f48d2bcbe752667eaf28aed3cac3e621de1b",
    "signature": "0xced70200001b64f0c3aa5c15506b62bb20f8bc8e9caf5ab9afb83fc12998c74d07037ca036ce9e8976a14f9eba8e71779ede81d580fd718f5d313784a1fc17b91c",
    "signer": "0x481d41B4b34069e19EDC206C160447ebA0841f6F",
    "userId": "854614078"
  }
}