{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "117827",
    "entityType": "User",
    "nonce": "0x8d915ecf6086262da7a0967cee16dbf64202e62b5ef157fce16ea91ee56e4a0a",
    "signature": "0xc3f14a9b27e91bff832db37d26f3a341ad7ddbf05ae2243784722825d028c6e6690b46d1f690d51c70e09da603032621c3267c46a9c9d560abf73fd1eaedaf8e1b",
    "signer": "0x3cEe8ddC12dB405b52FC2a34764302D78C6E9d3D",
    "userId": "328828428"
  }
}