{
  "manageEntity": {
    "action": "Repost",
    "entityId": "843645256",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xa3ee29dcf496cc7848b02c3001eabc56e3098bf6a71a96a833c5e600244b12d4",
    "signature": "0xdafceee3254f8b32c2378f6f7192a27eb56449de69e6c17b37155e9c8cd3cacd47d56335b22a67b8b6cbfb2f719a4dc97cb52c48d62d0ab80d1f8fa09f737f901c",
    "signer": "0x243A439c272133AEEE0073AF4986dE391C430866",
    "userId": "77551267"
  }
}