{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "51",
    "entityType": "User",
    "nonce": "0xcbc10732393226f4cce54208fa4e332c686e1938df1f4cd4536575a30662c249",
    "signature": "0x634ea5589a4d4026c3e48cffaeeb7cce9372c719cd54d70879bdedb387e239e22ea64a6f44c1c4572e0509fd4ea72bbd3901fea18578d42ce2b3bc1dacb2cb351b",
    "signer": "0xBCa8DBA02e5d025416Ad3a7487bB184bc45c7533",
    "userId": "652541246"
  }
}