{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "38769",
    "entityType": "User",
    "nonce": "0x97c05bb32113027093de133451828af35bc342efe52b5999853ade236a475d0d",
    "signature": "0xa18a45c0cc11f99abb1444f182220313c44d7fffce311f9f144b287455ee59a63010f59f15f32e64432785a3edfea0b5cde0575dbb762fa132dc825c3773e3ff1b",
    "signer": "0xa899e54a1aE2f8D645E14e3E1EBF6398971ece5A",
    "userId": "906687997"
  }
}