{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "70764",
    "entityType": "User",
    "nonce": "0xa2e4dfdbb32f4c03d397753cff8b5f77c3c4a428336de4c1c0d387a5f18e01ec",
    "signature": "0x53888fc914d2c9648bae1d1b7edae008560ebd8361c8c457484df7373a306602149dbca2b9cacd99a1ddc7b970d1ad82418db041e207ffbfa282bc87cf185acc1b",
    "signer": "0xa2DaB1ebF6D10325b0948C994b592F7abB2Df44C",
    "userId": "728570067"
  }
}