{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "262422",
    "entityType": "User",
    "nonce": "0x1415d8446d06e9c1e12cad9f8b34f3e412b7158f27ab29f6c8be9e9457473301",
    "signature": "0x7cab090f4148edda9ed153448bded1fa9e0af1ad29121ea13d0ade7af920b42512ec33f7715e8e615fd2f31eec8afc886a44232e10ae53aff5575a8580b1a77b1b",
    "signer": "0xa2DaB1ebF6D10325b0948C994b592F7abB2Df44C",
    "userId": "728570067"
  }
}