{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "179782",
    "entityType": "User",
    "nonce": "0xfeb878bd87855b20ce30e89dc9210c094dac27851d67999d5670eafc21ae2ce2",
    "signature": "0x8d6678c8305c4deb9d33e947a1bb652d10394018c41a4ba47931bb4c165499aa779479dfb4219d1132f771dd8be73ed5d1530eca852980f373308729a8c15a9b1b",
    "signer": "0xbF4F1f4df4779768AfE75515b1552a2Bc5b4Dd32",
    "userId": "100976759"
  }
}