{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "65164",
    "entityType": "User",
    "nonce": "0xe79840ed93d9db674b31fa4c1392e7ed3bad362399fe951c22f632505ff85a64",
    "signature": "0x1ff123c583589a81a73220bed9fec8740e382ef1fe30004a0bd04195076be42941e97bd11bf0115811d88c3bc239add8c1848d21d817c524c3ed94a2cbd871101c",
    "signer": "0x6754A920da1003d0904BdFf228A6E217Cd12bF5E",
    "userId": "105562689"
  }
}