{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "51",
    "entityType": "User",
    "nonce": "0xabfccacef14e2c771398e06fdf3f37b4a60b0b7f92c709eed1ee69d2933c0ec0",
    "signature": "0x2fef92c7c1653642d2af856412be54276c7c6c2b2589ee813dd44f68f63e491626df08fda48fb30c2708d82b7b7c1de5d0736a2e6dfd532f71a77fa76db9cf801c",
    "signer": "0x3116461C509484705cE6DE4646588F6F92ed378E",
    "userId": "379049755"
  }
}