{
  "manageEntity": {
    "action": "Repost",
    "entityId": "766871",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x3773fb135573890b1417b54dab829958efab067308414e1fa75bd02827109d7e",
    "signature": "0x798fb4ee85cd1edeb93e5ab31ecb0b35fa177894b996ce900763d5a22ecf07b90206d749f08318d8828289ff501651b212057f3cc1986ea6ef4f9e1a2b5883c31b",
    "signer": "0x243A439c272133AEEE0073AF4986dE391C430866",
    "userId": "77551267"
  }
}