{
  "manageEntity": {
    "action": "Follow",
    "entityId": "639",
    "entityType": "User",
    "nonce": "0x90bbec92eef0e2ab1e8aa491182f8f720d961cf869d48c617a86ac1fe64e5e53",
    "signature": "0xdb76b9890f034d77566fb5ecec83b6c2d38f4bc063f27dc3da3771d41209e79c5a95c99b14ca0ec0d68dd3841d852c528c0a9b3de6ce711a8e1867c4efdd1a9e1b",
    "signer": "0xa2DaB1ebF6D10325b0948C994b592F7abB2Df44C",
    "userId": "728570067"
  }
}