{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "126728",
    "entityType": "User",
    "nonce": "0x5c79aeba98622098ed3a4952be965eaa96824c17e446a339346d3598b97bd399",
    "signature": "0xf53e266b3b56aa4789826cc644acdb48e000fb0a83904efae1bc18df229c47591d7c64e99506cf4190d4bf9f3a25df38e8ff788ca89b9a6dc9709094472fef1d1b",
    "signer": "0x84B42609E987DD0953e02498E61987fB833B7C92",
    "userId": "887547386"
  }
}