{
  "manageEntity": {
    "action": "Repost",
    "entityId": "449981670",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x789113bebac8640a3cbf1965133c48ae9f673d77e9697cfc41149d18eb0bd88a",
    "signature": "0xb7092eb8461d86ae8d5582961d495ba83ab06b93e23391902029e9b4302aee1a260255185aeb14fd859c2d64aa4d0ea20a08d2f7ef08f76e84efc57dfb92534f1c",
    "signer": "0xDC5D8e6d43489811098d4d3D31fB7D6585c9Bb31",
    "userId": "735980234"
  }
}