{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "67665591",
    "entityType": "User",
    "nonce": "0xf98d3f05cd1238ac2570cc5371dabfa489aa603d30419ec058de05f69b908773",
    "signature": "0x2a4309739dc54a1e98620f9975f7b499939ad745046cd2d8f19ee52969b940916f5558e93dbef92c1dc9d97ca54a8db44a59efea0b0461c9860996f94f84e9e21b",
    "signer": "0x2c93018Ec80482402e0270De617331aAD32E694c",
    "userId": "131458840"
  }
}