{
  "manageEntity": {
    "action": "Repost",
    "entityId": "963813",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x57c21cd92552dda1542d06e14f52b204ef6a1703486e2c047af072a28cd17810",
    "signature": "0xe40229168e36f66fa2d699e3a212fb38f5e9309ad9be88ce1d35b0c587b7666318b6ee62a9128bd277e8ffa3024e895c88329354be30acbd16c31549f3320c921b",
    "signer": "0xA5fFfA5b8673Fb93490E3F9B0BeE58e1f0Ce1231",
    "userId": "508186998"
  }
}