{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "796529120",
    "entityType": "User",
    "nonce": "0xe4c23df0e0a9d71935e8fdccda165a2500504c16f3fe52e0ab300ca43b3b9039",
    "signature": "0x4234643bef08688ce0ef4db25415f3fb98b2a42723d6d471e6d60d11cf4082c70d57c4fa0410bc6a4f3af41a3dd765a14a8fa98d2eb5aedcb1c76e7c1b212b181c",
    "signer": "0x0E6Ef8dF2F401D8918d603B82ef321D94A721556",
    "userId": "648802251"
  }
}