{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "91965250",
    "entityType": "User",
    "nonce": "0x9f575028e4a153e15e9b6aa28e81c9bcd037cd9069dae933d2d0a99bb2447ca7",
    "signature": "0x46bb948d548015cec62bb193a6adf0a96e8f4ee48598a53fb2124d14b76f4514284725e1eb84f05dd7c75f2ee7d159517ef84219c4b58476f4911c4d3e2e9f211c",
    "signer": "0xA1BD575717EC9252C5B20A20F0867727009A53ce",
    "userId": "676473235"
  }
}