{
  "manageEntity": {
    "action": "Follow",
    "entityId": "137880",
    "entityType": "User",
    "nonce": "0xe9bf910293efff3b108e70276321f2a15ff3c6a3f8fe1f7afeb6b8a971d82f57",
    "signature": "0x193c2f5c77f4d540ca3ea4d2c3776c4b0f4979527e7168bb213ca11cb329c25c70d77f742775aeaa95a76af1f6e728ea1cd5ca590fdc7db2515d7eb3111de1df1c",
    "signer": "0xD24271e3B8CCFB603860EA392E94eD5AE2538703",
    "userId": "456716469"
  }
}