{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "261090887",
    "entityType": "User",
    "nonce": "0xf0cb24d4349978301e8277c673ee3170504e17f43feeae61fcb5c879e1dd8fa5",
    "signature": "0xd00ae2f7b8f8f2fa6ab23e4c7ec5574919dafe9e85737f80914bb3831d81434c02b434bf32eabf958b129dd5ae050a6d8205b0cbdcd78ba143afc522c6458c231b",
    "signer": "0xa1962F596d0c21815F786Be31Cce30330233Cd5a",
    "userId": "653470626"
  }
}