{
  "manageEntity": {
    "action": "Repost",
    "entityId": "434322495",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x39dde9e1b56a03b5994c1acca16844bb028bd5a472bb347855f6aed49045b44f",
    "signature": "0x4618a184b24735aa387f2ae3f7de98d0cf4aa378bf9c492f65b8dfea9c2da8730a54c5dba720567a05f88d6c61953ad2eda6f3c4eb2d34049e3d3f204767ac5c1b",
    "signer": "0xE7D37531a757aEaf8B2c8037a79C03819edc20Dc",
    "userId": "870684573"
  }
}