{
  "manageEntity": {
    "action": "Follow",
    "entityId": "190321",
    "entityType": "User",
    "nonce": "0x658914c2b6838ccac00bd933eccd97b57575cdcb12c1824a17aeaa812bb8148f",
    "signature": "0xf4b981c8e8a5182a5436c5c32c765b8676234461c8e48c82bc565f8dc3ea310e71b6e651d75bc15ad0ce3f2df04d8824dff3952b9291baa91c41f18e3110d9331b",
    "signer": "0xd4172DACb313eb72C6Ee29bc685450908f4A1926",
    "userId": "407046354"
  }
}