{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "96404",
    "entityType": "User",
    "nonce": "0xee8cdd19c66c7038869daee339626cb424826cd08fb16ce35ab52e44c15d9af8",
    "signature": "0xf99d809bd35f1886399670c73bc2edf8014b018ab4e0e66cd20a85d7e30eea90243bd641152201e5ac9c88fd6be0a0f7a12852ba0be18fbc39d9c7e4641476621c",
    "signer": "0xa2DaB1ebF6D10325b0948C994b592F7abB2Df44C",
    "userId": "728570067"
  }
}