{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "78148",
    "entityType": "User",
    "nonce": "0xb7628c6f1a8e3d160371506d5937b361e81985b55e9f439b292653742a659e22",
    "signature": "0x7d98627fcc7e474cb4fe2e75180c3c5791a6a2dc7324827c5d383ea2b2cd58ce518532a6d5dd9d2b847548e0c69387c0bd1cd18bee7d198ebd6fd01d97287f131c",
    "signer": "0xE795526f098824a87a94C79d58a4299b51b20a3c",
    "userId": "837713671"
  }
}