{
  "manageEntity": {
    "action": "Follow",
    "entityId": "190321",
    "entityType": "User",
    "nonce": "0xa2734244a2462fdd556219633a13d32a3904ff28be55af07344280d910aca317",
    "signature": "0xdf8e5f61b446cf9f29595a0168e46f64cac31a44c2002dca9556829fc3b04c5237a080b9f597770a8d3a2925eca0e4377323e71b59b2d945afc2710868c20e241c",
    "signer": "0xaddfe8a42a112B9e07190590DCa78C32CB396871",
    "userId": "380767039"
  }
}