{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "117823",
    "entityType": "User",
    "nonce": "0x81f46b67ea5b1edb78912998764a2b457551e36260d921aeffef9c539eca1e11",
    "signature": "0x82665fde7d1f405c96e954371a8dec346c043e43121b68e458afc0a4d435d09c703e4333a92d7fb19b40e7c1183d919c1e347bb8e5f91963204238339d77d2a41c",
    "signer": "0xa2DaB1ebF6D10325b0948C994b592F7abB2Df44C",
    "userId": "728570067"
  }
}