{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "45671",
    "entityType": "User",
    "nonce": "0xe063846d8269f5bf767ea6d59555b2555221ac6e09b94211fe8900a37dee82fe",
    "signature": "0x653f0f37c34d52e167d7c6638fc9cc2a6e409406970cdce5c31ce3cd9914986858f1c997211dad2133ddaa1a8b05a588f3d231e5caabb0510f4d77582317dc3e1b",
    "signer": "0xa2DaB1ebF6D10325b0948C994b592F7abB2Df44C",
    "userId": "728570067"
  }
}