{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "58461",
    "entityType": "User",
    "nonce": "0x1ef393424d69a73b84fb8405a9a9a6e024a28e8e4b56333a35ac7108220218d1",
    "signature": "0xca53c09beefeb5aa822617461ddc52d159c3e34ef1b87825a0300259e15cb1e2319c19ad627e539ac09c4b7a780b33c68b0f090356ee8989fd125ce021e05cc51b",
    "signer": "0xB9861DDCe7453beBD84F71018262415682CCe89e",
    "userId": "360658655"
  }
}