{
  "manageEntity": {
    "action": "Follow",
    "entityId": "42400",
    "entityType": "User",
    "nonce": "0x1f23b5e7c14035347cf5dfa72c1683bf6f2d02398d12cbc3580229f8076987c4",
    "signature": "0xd12d5bb1c1b1bbeb9500bc8d9fdbf807ec139eba221bd0cf8a7dfba06766cfb53a7218ff399594c53ad812f09dcb958b6796d680b7da15fd4eff1ca962ca720a1c",
    "signer": "0x55F8937EF7902E83b15F5BB7c7bf72a0a2989C54",
    "userId": "233666542"
  }
}