{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "791512",
    "entityType": "User",
    "nonce": "0x9ae925787e72265f2c0a79dabea77645d5066448a96c562892ff2ab2da2a429c",
    "signature": "0xb981d60edfe6b708b1982a61f10d960682acfe0ba36b6b5744fd8ba23540539f5f01289a66a34bcedb3ef93bca36414e2d1ac0d1052d041aa93d4ff794f9c8751b",
    "signer": "0x647204eDe2dcB8e40793BB48e4bb4Be7ab706de5",
    "userId": "580720856"
  }
}