{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "582496643",
    "entityType": "User",
    "nonce": "0x56f142e0fb0772068d9cf72b5757d59124c24e69b94f7b53e159acf9c2a2257f",
    "signature": "0xe124bc49966a2911d863200803aa54b193e6aa5f1ef4626e2c4ff2284bbbc7af796ac29b970dcd6a425d84197a4e1363a9c913ea866e76523a413677492f3c7a1b",
    "signer": "0xdB791822A11f5aDc830669bdADa8121a4558D7A3",
    "userId": "347139808"
  }
}