{
  "manageEntity": {
    "action": "Follow",
    "entityId": "190321",
    "entityType": "User",
    "nonce": "0xf7911d55934d87655d1986944821e5a42a81ecb3f53c95b62a967b3ac0bb8532",
    "signature": "0x199f87175075ecbe11e4447e26c8ac47e16e8fcc639244f5cece8494f137c7b228fca1d5768c1680437b97c9c4f5ae9b373cf0e9b3d5a372110c3d641254cc8f1c",
    "signer": "0x257c9f4A9563d6A4a2bF3be7Da1738e167fcF295",
    "userId": "301719964"
  }
}