{
  "manageEntity": {
    "action": "Follow",
    "entityId": "190321",
    "entityType": "User",
    "nonce": "0x4eb5ae0a1819efbbcb414e9e03a34153687d5c7b9c76036610b79ed7fb9acf9c",
    "signature": "0x58363a20608011b3f9e8044cd86676329c33814717187cbb434182cf8e41d99f6bfcdfaaf9fd4691971c0f7f50317a7b8f769ae12913925b901285680a2e49811c",
    "signer": "0xd4172DACb313eb72C6Ee29bc685450908f4A1926",
    "userId": "407046354"
  }
}