{
  "manageEntity": {
    "action": "Repost",
    "entityId": "637074462",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x2d6cfca3fe08b032f978dda18c1d894d49cf6d99289ffba04bb4656dd8f5c3bc",
    "signature": "0x7ece3624916f2f31e217d5176b367e4ebbf9c22a0eab622a84e1b1ffd52633cc1217b9561539cd8f6e90721b9a2e8b20e7d5c84be62c46caffd02c0c323b8b701b",
    "signer": "0x243A439c272133AEEE0073AF4986dE391C430866",
    "userId": "77551267"
  }
}