{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "58973",
    "entityType": "User",
    "nonce": "0x7d037cea724567aa43a3f5534f395d816fa040ecb64bd6113db1832bee81906e",
    "signature": "0xd7622ca52788eac3f247eab89617018b03d22c560c508f56ebce651ad89ba35760885dd501c8c3dac5601b5625bb540cebac1a8305b7a55f7e21261d2522ed491c",
    "signer": "0xE795526f098824a87a94C79d58a4299b51b20a3c",
    "userId": "837713671"
  }
}