{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "25895518",
    "entityType": "User",
    "nonce": "0x0db86f1097e1f1f42a00e7ac96bf6bdc5a86ae34cb972fe49683f21a95756a20",
    "signature": "0xb136eeaed0778336605961ae3e19d22b20a92d3deedecf2baf1067f6cd8bd7cf3f1b2a28ad6c9de6a24fcd21eafe6d3ea139ded929279a42e1376f0098e8166f1c",
    "signer": "0xbe916820AF010608151C80f3A74F7c83218094B2",
    "userId": "881446128"
  }
}