{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "1365072",
    "entityType": "User",
    "nonce": "0x426d928ea4c107744a2eb14118a53cba6a6eea9337f034f044ddd35bae4944aa",
    "signature": "0x67d90cfba5711d204e5e476f9f03665ad8ce4f6ff24c0a73a99e8d46e789271965e01e17655780aa33d4356cec7d377f8ecaf713c7b33508eb17ea1a8b10b6d21c",
    "signer": "0x5d38Cb184274A585dC79f62FC669Eca2c573005D",
    "userId": "867710486"
  }
}