{
  "manageEntity": {
    "action": "Follow",
    "entityId": "900325196",
    "entityType": "User",
    "nonce": "0xb728e71226e1dead165acc46357f911dd8a75e6fbab5fea1af1c25e12caf86cb",
    "signature": "0x8975aebb082af04ddebd3bd1abb933cd1e976112e116a65d618b9a87327f1af446bb63e5d08dabdb4918313de9aef4063c6ee18891fe21703f589118885531cb1c",
    "signer": "0x243A439c272133AEEE0073AF4986dE391C430866",
    "userId": "77551267"
  }
}