{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "27447",
    "entityType": "User",
    "nonce": "0xa0dfbc561b5278bfe0b5ccfa509ba125189e722ee0f5bb73416d4b9af43d79c2",
    "signature": "0x27631949d48290f60a0ca28fc29e992cabb530c30ce326f0b42bcc1b0aa21f32110e244f5a86ebddcba4179dc5bde2f64964d9c3764a66284fe1da50ada75ac61b",
    "signer": "0xc97A6025Ad8c7Ba1a35Ef7E3A3b88ABc8b2013BF",
    "userId": "666092734"
  }
}