{
  "manageEntity": {
    "action": "Follow",
    "entityId": "21640",
    "entityType": "User",
    "nonce": "0x0f0556a47bebab236071bb7f4f0894b9ef1d5a18681e514ba863a4f70d8f4d5e",
    "signature": "0x48d3c52fc98442bcf6703f8ba177b00ddc8a15924f24945d87d8397ecce364e05c723a19d2379dc0f8d33f040837e69f0ff62533bd80c153ec9614accbea87b31b",
    "signer": "0x4Ff77Da6D5C7286ea15F7F94FdCC04a641dE9a27",
    "userId": "512734349"
  }
}