{
  "manageEntity": {
    "action": "Repost",
    "entityId": "508493515",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x0293fa8863abd79edf538a1ae05a8ac18056a9939aa038c6224de827a51c92c6",
    "signature": "0x9c56e772120a75b944561e72be5e2d1e59d44d787b825311648648ca6435f2cd5697fe052d6326ddcfdd640bd2ddac9575fd219c9791041f23644ec35a2797151c",
    "signer": "0x243A439c272133AEEE0073AF4986dE391C430866",
    "userId": "77551267"
  }
}