{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "226251",
    "entityType": "User",
    "nonce": "0x309b2b0a37f00f8e881028666b0edacb40632d2b6ae369b26df02e52f270fa97",
    "signature": "0x525d2b9f1c69e77e47354ec79697171126eb183a7250dda579e5cf45b48d1b5e6aa9a279f16eb463b34334bf1a715b062b407345f891bf37368b5b1a004125651c",
    "signer": "0xc81D26e158A6dA5010159Ff739b264B746Dc73ae",
    "userId": "99936956"
  }
}