{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "41804",
    "entityType": "User",
    "nonce": "0x61931369a5751a408612005f32e92e42859b251896ad5a44186a69f97ea34853",
    "signature": "0xc46d5d3d90e53f7b3a409d66274c2274a590a5e0f113de7cbb6aa1d912643482693797a72167220bf7cc46ecc2fc4e1ad2f90e8e78caaf80afe9aefc6e61689d1c",
    "signer": "0x84B42609E987DD0953e02498E61987fB833B7C92",
    "userId": "887547386"
  }
}