{
  "manageEntity": {
    "action": "Follow",
    "entityId": "190321",
    "entityType": "User",
    "nonce": "0xf04e3c95d2f845d87131c0c1caa0b9486907a1ddf68d1c43c8466a36cf0243ee",
    "signature": "0x2430283cb3346b4c552e007e13163858f0b6034e48c23507a1c35147dc32264d3a5a7c6ef2657620d8fd2c91afa371ce1a18746289693e5c4c7a0a295a9482d61c",
    "signer": "0x5FCc1F0438515241FDb18a12701ab1d5374C0892",
    "userId": "472377942"
  }
}