{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "967323686",
    "entityType": "User",
    "nonce": "0x3fd60aa554381f416af6e1a99ffdd2bbe51fd528be68418ad59cc5711befddb8",
    "signature": "0xa81409aded94a431aa71dfae4ab7d367fd81bc410b657b2b06560117371e9c02354e010bfde8e7b181953ba6bdcdaceca6308146d43f46ca5945f31c8feeb1fc1c",
    "signer": "0xE795526f098824a87a94C79d58a4299b51b20a3c",
    "userId": "837713671"
  }
}