{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "970214396",
    "entityType": "User",
    "nonce": "0x1a4aa78a54e3d3c66142c01384a0ee1318d21245c4082e8cf53edb6a0f759bb7",
    "signature": "0x1fe167964993fdc25667ff1793dc954cccf262945234042ce8de9113fd5ca362030dbe0dac6a6c9f13abbba51fec1ff493e6283df692bfe35a636c541a2be4d51b",
    "signer": "0x0D118a31B964e68f3E82481bC1aeb97846819006",
    "userId": "219206868"
  }
}