{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "102006",
    "entityType": "User",
    "nonce": "0x137a636f9b7900057204b47c787603b2b5bc00751b0b35df57956f3854bf2ada",
    "signature": "0x7e2ec6a4228e468e7703297d7b594f6363a65988f6a230e8dbc1087081d696857cc65f66e87799ed45ae8162b5365d85cb97f019ef1475eefa440777f1c5cce61b",
    "signer": "0xbbB98413eB671bb0000F0b18A2A7Cae9631043E1",
    "userId": "98311147"
  }
}