{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "6174",
    "entityType": "User",
    "nonce": "0xcdf0525a48672ba881d80114cbd98c9ed52ab4616282aad7c5c3851f4eba7b55",
    "signature": "0x1f14f13a0a3bb8576a83a6167fd64dfdc5aefcacf842058d63cca00da0a454b11fd9274a3111381078e6bd1ed5f5a4bb27a5a2efc7fa62f38b738744a8220ce01b",
    "signer": "0x7eBAab495a64FAea1f04dc59ff804bf939da7B12",
    "userId": "709077025"
  }
}