{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "775292125",
    "entityType": "User",
    "nonce": "0x77d619d88f686db12adc5d3b9be03bf26f2e6727b890d98c858dc722f1f65aca",
    "signature": "0x2f33039e99cbc7f2cee4e081954e1936b9b81357046161b5255a632b184a850f05ff82c4099c494332e58827297cc787be0a07e7ac08d74fb596c03f933c203a1c",
    "signer": "0x262a2A1c96da0dFD6f33595c8D775BefA860d02e",
    "userId": "486490947"
  }
}