{
  "manageEntity": {
    "action": "Unfollow",
    "entityId": "737872723",
    "entityType": "User",
    "nonce": "0x522898f8144b92941fa9bfdbe8bd1231584be8efb5463be94c7cf3102918afcd",
    "signature": "0xf7a50ae50095de35d504e709c288d005b3f9176d03e39aa40ee0acbcd94fd83b3e1c87b166be4dfb847623e26ff9be0162fedc608a9fa0dd0809a624849862031c",
    "signer": "0xc97A6025Ad8c7Ba1a35Ef7E3A3b88ABc8b2013BF",
    "userId": "666092734"
  }
}