{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "59009",
    "entityType": "User",
    "nonce": "0x87fff190f64ce4e99cafca8768740a474c5320e211e21ce2fc84cdfd3160f75a",
    "signature": "0xcc5189ac62c663b8bb84e329bd6416165ae3b1549273f2bc0e4ec55f1e19eb51052abfe00e246a43bec08388f75466415006ddcbd25028fa7a6beb42bbed95031b",
    "signer": "0xD24271e3B8CCFB603860EA392E94eD5AE2538703",
    "userId": "456716469"
  }
}