{
  "manageEntity": {
    "action": "Repost",
    "entityId": "422479223",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xe03bf136ad1f8f83ca2d760574451f8d2803ccc430736d420eaa0ff1521de3ef",
    "signature": "0x1ba88b0f574b372cd0c48abb3e07633d8cb350209ffd4987e6f327d967db150f52badd4f1e654dc1d186568c3ad01de449b2d9903d5ade4da473bb108a090f861b",
    "signer": "0x243A439c272133AEEE0073AF4986dE391C430866",
    "userId": "77551267"
  }
}