{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "117827",
    "entityType": "User",
    "nonce": "0x7c1a6a479d8275d8548c720b5c2cdaa95834a52b6def8b18a1bbdc4e1b5206eb",
    "signature": "0xa261a8286def051eb89915b4f1115c5d0e57f93fac01b4ae2ff227009aad4f665cf47bd4792317114135b78602f4e578e6d6446cd2dcb3230fc1a38ca23791a81b",
    "signer": "0x5452f86EfcB1153FF9C10bdbe4103Ce25434D124",
    "userId": "620307004"
  }
}