{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "41804",
    "entityType": "User",
    "nonce": "0x46febf15b69f6ad10d9fee5eb741e9c2b10e8a560f9dd3a0ce9c959d88ee418b",
    "signature": "0xc0dcf5a9c7153546af5be57e50ede8004e904bf3e071597e901e66193a2e92ac66d552aeff8a995571a02c065f13c96d33599f32bce247de76a3e3db8223f9fa1c",
    "signer": "0xE280E847d2A686a5B17DF698d98323E53A33789a",
    "userId": "915319400"
  }
}