{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "122774",
    "entityType": "User",
    "nonce": "0x70666dbdd1e8dd712cc68294ea3300db532ce9988811a56be905f58a0daabe95",
    "signature": "0x943e826477babd60e17871923f972999f1a221a5c4182544deb4b560dfa735d90ff9aaf3be76436d12e58de671a12cc397733fce5ddade2950a4d132b0baa2161c",
    "signer": "0x80005E1c5cb88Fd03a994eC8a06eFD4c801102D7",
    "userId": "225974748"
  }
}