{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "185184169",
    "entityType": "User",
    "nonce": "0xd4022aa8a8c8c337b156c3ac8279c560df1e0b90110e575f009c7adc1f20a0a8",
    "signature": "0x7ed7314a36305646e5c4e564d890f3ee4678af687476b801142094d69e3197c763039baa2435d4ba4e2d4e3d05e85d626ce227f4cc43b05e041ec4be220f7a711b",
    "signer": "0xC6f6979d7215C4611Cd7aDb30a42B2812294262c",
    "userId": "55290787"
  }
}