{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "8614",
    "entityType": "User",
    "nonce": "0xc05038720068c00b824c621e547a0a682636b9d3efa55a3d16b04de1df7410f1",
    "signature": "0xc9d3e9f07150a4ac70e632a98d1de27500fca970a13a71c4af948bf4c854ec292d2141529081e2a9a8d70cd85fd318ca0b5e453ae14bc88a7a30087c99376b031b",
    "signer": "0x5617e33979Af319eD3a9a6bFF820d69b7e8877a9",
    "userId": "171261"
  }
}