{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "55476",
    "entityType": "User",
    "nonce": "0xc46a18b485bb5f093e5dc455913963e205cfeee6cdf376b423693ae04c9863fa",
    "signature": "0xac22ee6a76b0b9ba4fe4828b4b4c788f45d51889ad36df24f9f950386ecb075442cffa4adae8b53fa71b97a488dfa47a86b38478cc1183fad271fc23ec97a55a1b",
    "signer": "0xdB791822A11f5aDc830669bdADa8121a4558D7A3",
    "userId": "347139808"
  }
}