{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "926268626",
    "entityType": "User",
    "nonce": "0x287905931d824bb4df44f32ea86ee98dda4413ae13966f74c863aef3cc535f6c",
    "signature": "0xb72ed4280d9365bd4dda30e8d93b1cbed2f7ef720e76d9a2b7cc909f59f9061a07e084a564e81359abe8ad618a3bc76f9934a4ba52ce63f49f38e679d5b5d6051c",
    "signer": "0xa899e54a1aE2f8D645E14e3E1EBF6398971ece5A",
    "userId": "906687997"
  }
}