{
  "manageEntity": {
    "action": "Follow",
    "entityId": "189900",
    "entityType": "User",
    "nonce": "0x9f66630b3a5c549062dd25144f0e1605a32c8dc42180ed2c8c228585942a131c",
    "signature": "0xef98ac3f4d060673275f95c5764ef3bfc34a4e756074bc8120aa4d4547b598e17582af3ec5ae393b9afed2c1b0cc2ae21e029d55f9d18e96948f924e8ae45dda1c",
    "signer": "0x647204eDe2dcB8e40793BB48e4bb4Be7ab706de5",
    "userId": "580720856"
  }
}