{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "101801",
    "entityType": "User",
    "nonce": "0xec5a56cad79204866485a2837c2100dc1a2f20bae968c144c8721e05138b86cf",
    "signature": "0x441a25f1af7cfd36449269053bbf40425e15e02e7a9dcdc883fb1b380f0e01625afc375d7906f9a05409ea771e607a5dd22532b6abd3f1af22b1b64391dffbec1c",
    "signer": "0xa2DaB1ebF6D10325b0948C994b592F7abB2Df44C",
    "userId": "728570067"
  }
}