{
  "manageEntity": {
    "action": "Follow",
    "entityId": "190321",
    "entityType": "User",
    "nonce": "0x4e3252e2412bd7b949be7bb634d8585f761e74950fd3e9de5725cb068ddc5817",
    "signature": "0x6e88593ac5095cd835aabcf9fb7e81afab6fbcd3a53df7ecb9922e01bd3a071b27a64b67dcf13686321fd4f003e2cebb52a1d14aa233884f2ec54dfd842730161c",
    "signer": "0x712Aca9aA6ac07F98dcEC338Be9C15c3Dc47d569",
    "userId": "12730129"
  }
}