{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "59868",
    "entityType": "User",
    "nonce": "0x93dd2cea1d8ef3ac53432434a2cce38269f204e3e151ace349dee31e1afa58b1",
    "signature": "0xab5218503b43196f692667bcf0731e5105f4bf6b05d589df77ab97efda48238458cec02c015961180c071f662a25a0de796e8ff2053f0bfb5f3e8a7c9b87c1f21c",
    "signer": "0xb788808d4CbaCCc0c39a9F386833260d834567DE",
    "userId": "981621250"
  }
}