{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "12634",
    "entityType": "User",
    "nonce": "0x65065b03b835e442ceab3a5f32d833c1d91c3ecf49e9363ba3b9a96a83c47808",
    "signature": "0xb6ccc9a86d9867af6c91f3458e83c2cb1e780498796eb75eb1bfb56f6416c8d27327f46eeae3324779d35db92a1c7a20dc01528f2241a6ded2a915bcb1ed63e51c",
    "signer": "0x262a2A1c96da0dFD6f33595c8D775BefA860d02e",
    "userId": "486490947"
  }
}