{
  "manageEntity": {
    "action": "Follow",
    "entityId": "137370",
    "entityType": "User",
    "nonce": "0x21a6079e985072018c7ed0c209415c20aa4f05d9256688740ef152a1058b1cc1",
    "signature": "0xa8d9ff651724cbda63e14ce95c6843d51370615ebdc1f230d50e5c2ee753bfbe25f17d5633949b0e819cc42a706933b98381c9903e6e249f43d790330ee23c021c",
    "signer": "0x55F8937EF7902E83b15F5BB7c7bf72a0a2989C54",
    "userId": "233666542"
  }
}