{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "76241",
    "entityType": "User",
    "nonce": "0x939eb1093629adce1189bc6ee2376a2ff3147063b376f0ca1ee0999c9f0fa21f",
    "signature": "0x07572ffab76e236ed06043e99a8dd15023517e069b3df41ef64bb22babf1a65a4f74659755bae403a0550cbbcd1c7db9b955721f70d4312ebabf85bd784956fa1c",
    "signer": "0xbe916820AF010608151C80f3A74F7c83218094B2",
    "userId": "881446128"
  }
}